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Aubrey Keirnan

@aub-birdy.bsky.social
67 followers 76 following 16 posts
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Reposted by Aubrey Keirnan
Douglass S Rovinsky, PhD @dsrovinsky.bsky.social · 07/09/2026
Like thylacines? Of course you do. A little thread on some recent research I was part of with @weisbeckerbblab.bsky.social here 🧵⤵️ #SciComm #EvoBio #PaleoBio #Evolution #Paleontology 1/n www.nature.com/articles/s41...
nature.com
Skull morphology of the extinct Tasmanian tiger suggests unique biting style - Nature Communications
The recently extinct thylacine was Australia’s largest marsupial predator and famously likened to dog-family carnivorans such as wolves. However, here the authors show that its skull functioned differ...
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Dr Alice Clement @draliceclement.bsky.social · 24/08/2026
Help strengthen the case that Australians care about science, by sending a message to your MP. Every message opens conversations with Parliamentarians and gets us closer to a science system that’s fit-for-purpose. Link in bio 🔗 or head over to restorescience.com.au
restorescience.com.au
Back Australia's Ability
Help us restore investment in Australian science
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Weisbecker B&B Lab @weisbeckerbblab.bsky.social · 31/08/2026
Our @theconversation.com article summarises the story!
theconversation.com
3D scans of Tasmanian tiger’s skull reveal it had crocodile-style snapping jaws
A new study has found that Tasmanian tigers had an adaptation is found in no living carnivorous mammal.
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Weisbecker B&B Lab @weisbeckerbblab.bsky.social · 31/08/2026
Our new study shows how unlike other living predatory mammals the thylacine was, skull-wise: huge heads, altirostral, long & flared snouts, massive infraorbital foramina. Key point: Don't treat marsupials like copies of European placentals. @dsrovinsky.bsky.social
nature.com
Skull morphology of the extinct Tasmanian tiger suggests unique biting style
Nature Communications - The recently extinct thylacine was Australia’s largest marsupial predator and famously likened to dog-family carnivorans such as wolves. However, here the authors show...
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Journal of Vertebrate Paleontology @jvertpaleo.bsky.social · 26/08/2026
🚨New Pub!🚨A new Late Devonian dipnoan from the Ketleri Formation of Latvia🦴🇱🇻by Clement et al. www.tandfonline.com/doi/full/10....
tandfonline.com
A new Late Devonian dipnoan from the Ketleri Formation of Latvia
Dipnoans (lungfishes) reached their peak of taxonomic diversity and morphological disparity during the Devonian Period, followed by a pronounced decline in both thereafter. The Late Devonian (Famen...
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Your Dinosaurs Are Wrong @ydawtheshow.bsky.social · 29/08/2026
WE HAVE A NEW VIDEO! Head over and learn a whole bunch of stuff about the evolution of flight in dinosaurs. youtu.be/PfG3g3dDLlk
The thumbnail for the new 'Your Dinosaurs Are Wrong' video. It features a hand holding a small dinosaur hovering over two buckets. One bucket is labeled 'Flightless Birds' and the other is labeled 'Non-Avian Theropods'.

The video's title is "Evolutions of Dinosaur Flight - The Many Ways to Almost Make a Bird"
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Aubrey Keirnan @aub-birdy.bsky.social · 26/08/2026
Fresh (old) lungfish 🐟🐟🐟 so cool to be a part of this project!
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Dr Alice Clement @draliceclement.bsky.social · 25/08/2026
Big thanks to my colleagues for the invitation to collaborate on this material from the Pavāri-2 site of the Ketleri Formation: Ervīns Lukševičs, Per Ahlberg @perahlberg.bsky.social,Valters Alksnītis, Aubrey Keirnan @aub-birdy.bsky.social & Grzegorz Niedźwiedzki @grzegorzniedz.bsky.social
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Stephen Heard @stephenbheard.bsky.social · 17/08/2026
In the Year of Our Lord 2026, I've just had a peer reviewer recommend that we change our methods from active voice to passive voice. Good thing I know something I can cite to establish why We. Are. Not. Doing. That. scientistseessquirre... 1/2
scientistseessquirrel.wordpress.com
The Scientist’s Guide to Writing
While running experiments and collecting data are important things, they don’t contribute to science unless we write up the results and share them with our colleagues and the world.  This means tha…
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Wilson Ornithological Society @wilsonornithsoc.bsky.social · 13/08/2026
Fun bird news: Scans of the internal contours of dodos's skulls hint at the sensory abilities of these famous extinct birds. (Via Nautilus.) nautil.us/inside-the-n...
nautil.us
Inside the Not-So-Dumb Head of the Dodo Bird
Inside the Not-So-Dumb Head of the Dodo Bird: Cranial scans reveal a brain with clever sensory adaptations
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Marcos K. Pinheiro / "Marcos Wyvern" (Marcosaurus) @mmarcosaurus.bsky.social · 12/08/2026
youtu.be/fePMss-T2sA?...
youtu.be
New Research Reveals the Dodo Was Nocturnal
YouTube video by 7 Days of Science
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Andrew Iwaniuk @evoneuro.bsky.social · 13/08/2026
Great interview on CBC with @evolsara.bsky.social on Dodo brains today #yql #Canada 🦤 🧠 🧪 @weisbeckerbblab.bsky.social @aub-birdy.bsky.social www.cbc.ca/player/play/...
cbc.ca
Dodo birds were actually smart?
In the three-and-a-half centuries since the flightless Dodo bird was wiped out, the word “dodo” has become synonymous with dim-witted and dumb. But now, new research studying their skulls is showing t...
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Dr Alice Clement @draliceclement.bsky.social · 13/08/2026
A new #palaeohistology paper out from Sophie Sanchez & other great colleagues on the "Ossification of the #pectoral fin of Glyptolepis: implications for the evolution of the #lungfish appendicular skeleton". Happy to have played a very small part in this cool study link.springer.com/article/10.1...
link.springer.com
Ossification of the pectoral fin of Glyptolepis groenlandica: implications for the evolution of the lungfish appendicular skeleton - Developmental Biology Advances
Lungfishes are commonly considered to be the sister group to tetrapods. They appeared around 415 million years ago, then rapidly evolved, diversified and spread. Although many morphological characteri...
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Dr Alice Clement @draliceclement.bsky.social · 11/08/2026
Palaeo in the Pub is back Aug 27th with a fishy bonanza! Featuring a fabulous line up of fishy Flinders students. Get your tickets here: campus.hellorubric.com?eid=72577
campus.hellorubric.com
Link in bio
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Aubrey Keirnan @aub-birdy.bsky.social · 06/08/2026
Check out what the dodo was up to in @theconversation.com article by @weisbeckerbblab.bsky.social, @evolsara.bsky.social and @evoneuro.bsky.social! theconversation.com/dodos-probab...
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Weisbecker B&B Lab @weisbeckerbblab.bsky.social · 06/08/2026
Nocturnal and not that silly? New paper headed by @evolsara.bsky.social with @evoneuro.bsky.social , @aub-birdy.bsky.social and many others about the dodo's sensory world! See links to Sara's YouTube video and our The Conversation article below 👇. doi.org/10.1093/zool...
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Aubrey Keirnan @aub-birdy.bsky.social · 05/08/2026
Research by @evolsara.bsky.social and @evoneuro.bsky.social has revealed the Dodo was the Kākāpō of pigeons - large, flightless and nocturnal! Sara has peeked into the lives of these birds in her latest paper: doi.org/10.1093/zool... Dodo artwork: Adel Lee @sykonebabblin, Kākāpō Photo: Don Merton
A dodo sitting in a damp environment at night, eating an invertebrate. Its eye glows or reflects the moonlight.Kākāpō photographed plucking fruit from a branch with its beak, demonstrating nocturnal foraging.
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evolsara.bsky.social @evolsara.bsky.social · 05/08/2026
🦤 What do we really know about the Dodo? The dodo was likely nocturnal and, less surprisingly, its telencephalon was perfectly normal for a pigeon of its size. This paints a very different picture of one of history's most misunderstood birds. @evoneuro.bsky.social Paper: doi.org/10.1093/zool...
youtu.be
New Brain Scans Suggest the Dodo Was Active at Night
YouTube video by People Are Fish
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Andrew Iwaniuk @evoneuro.bsky.social · 05/08/2026
Here’s a great overview of our Dodo paper in @theconversation.com, authored by @weisbeckerbblab.bsky.social @evolsara.bsky.social and myself #ornithology #birds theconversation.com/dodos-probab...
theconversation.com
Dodos probably weren’t as stupid as historians made them out to be: new research
Dodo skull scans show the famously extinct birds were no less brainy than their surviving relatives – and may have roamed at dusk and dawn.
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Natee (they/them) @himmapaan.bsky.social · 23/07/2026
Mononykus. Brown pencils on ivory cartridge paper, approximately 150 × 100 mm. From 2022.
Brown pencil drawing of Mononykus, a small, feathered theropod dinosaur with long, thin legs, a fine snout, and extremely reduced forelimbs, each possessing a single enlarged claw, possibly used for foraging insects within the log on which it stands.
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Royal Society Publishing @royalsocietypublishing.org · 23/07/2026
Songbirds such as finches perform a surprisingly skilled task when feeding: they remove the hard husk of seeds using precise movements of the beak and tongue. This #ProcB study examines whether this behaviour is associated with changes in the brain. doi.org/10.1098/rspb... | #Evolution #Neuroscience
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Quentin Bacquelé @quentinbacquele.bsky.social · 23/07/2026
1/ The world's songbirds sing in just 8 basic sounds. And where a bird lives decides which ones it uses. My first PhD paper is out now in @science.org (www.science.org/doi/10.1126/science.aee6239) Here is what we found:
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Andrew Iwaniuk @evoneuro.bsky.social · 22/07/2026
Both long-eared (left) and short-eared (right) owls can find prey using only sound. Both have facial discs to help capture sound, enlarged brain nuclei to compare sounds between L and R, and asymmetrical ears with one higher than the other. #owls #Alberta #birds #ornithology 🪶
A grey and black patterned owl with large tufts on top of its head, a round face and bright yellow eyes is turned to its left so that its face is in profile.A brown and beige owl with a rounded face and bright yellow eyes is looking to the left of the image.
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Dr swift parrot @teamswiftparrot.bsky.social · 22/07/2026
Delighted that we have just published a new profile for the regent parrot with @birdsoftheworld.bsky.social - check it out for a nice read about a fabulous bird birdsoftheworld.org/bow/species/...
birdsoftheworld.org
Regent Parrot - Polytelis anthopeplus - Birds of the World
Species accounts for all the birds of the world.
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Cristian Gutierrez-Ibañez @gallinaciega.bsky.social · 22/07/2026
Neural correlates of seed-eating in songbirds royalsocietypublishing.org/rspb/article... Our new paper showing that songbirds that dehusk seeds with the beak and tongue have an enlarged trigeminal nucleus in the brainstem, particularly the part where the tongue is represented.
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Andrew Iwaniuk @evoneuro.bsky.social · 22/07/2026
#neuroethology #ornithology
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Andrew Iwaniuk @evoneuro.bsky.social · 22/07/2026
New paper out today led by @gallinaciega.bsky.social We show that seed-eating songbirds have enlarged a somatosensory nucleus, especially the part associated with the tongue, suggesting that seed-cracking is dependent on a fine sense of touch. #ornithology #neuroethology doi.org/10.1098/rspb...
A multipanel figure showing a cartoon of a songbird head, a cartoon diagram of a songbird brain, and three black and white images showing the cellular structure of the brain region we focused on, PrV. The following is the legend that accompanies the figure. (a) Shows in different colours the areas of the innervation in the head, beak and tongue by the three branches of the trigeminal nerve (V1-V3) and the hypoglossal nerve (XII) in a songbird and the respective areas of innervation in the principal sensory nucleus of the trigeminal nerve (PrV; based on Faunes & Wild [26]). (b–d) Microphotographs of Nissl-stained coronal sections through the principal sensory in nucleus of the trigeminal nerve (PrV) in three species of songbirds: (b) the pine grosbeak (Pinicola enucleator, Fringillidae); (c) the field sparrow (Spizella pusilla, Passerellidae); (d) the Carolina chickadee (Poecile carolinensis, Parulidae).
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Aubrey Keirnan @aub-birdy.bsky.social · 23/07/2026
⭐⭐⭐
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Royal Society Publishing @royalsocietypublishing.org · 17/07/2026
How did seals evolve to hear on land and underwater? This #ProcB study found a specialised ear tissue enables amphibious hearing in pinnipeds, revealing this unique adaptation evolved more than 26 million years ago. doi.org/10.1098/rspb... | #Evolution #Palaeontology
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Science X / Phys.org @sciencex.bsky.social · 20/11/2025
Two threatened bettong species possess distinct jaw adaptations that enable them to crack open tough sandalwood and quandong seeds, offering insights for targeted conservation efforts. doi.org/hbb24p
phys.org
Little bettongs' dramatic nut-cracker performance
Native Australian animals range from high-hopping kangaroos to fast-running emus—but clever little bettongs also have a special ability to find and eat the food they love.
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Wendel van der Sluis @wendelvandersluis.bsky.social · 16/07/2026
Shared ancestry can strongly shape how species’ traits evolve, making it difficult to separate the effects of #Evolution from factors such as body size. A new #OpenAccess study of 370 Australian #RockWallabies explores how these influences interact. 1/3
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Andrew Iwaniuk @evoneuro.bsky.social · 30/04/2025
New paper out from our lab today! @evolsara.bsky.social shows that harriers have expanded their auditory nuclei in a similar way to owls to enable them to calculate the position of prey by sound. #birds #ornithology #neuroskyence 🧠🧪🇨🇦🇦🇺 doi.org/10.1111/joa....
A male Northern Harrier in quartering flight with its beak pointed towards the ground so that it can listen for prey.A figure from our paper showing:
left: scatterplots of auditory nuclei size against brainstem volume for 9 species of hawks, including harriers. In both plots, the harriers have much larger volumes than what is expected based on their brainstem volume.
middle: photos of sections taken through auditory brain nuclei of the Northern Harrier
right: photos of sections taken through the auditory brain nuclei of a Cooper's hawk
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evolsara.bsky.social @evolsara.bsky.social · 14/06/2025
Bearded vulture, pencils on paper 🦅🪶 #bird #art #drawing #science #volture
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Andrew Iwaniuk @evoneuro.bsky.social · 10/08/2025
For anyone interested, here is a link to a CBC Radio interview this morning about our new book on bird brains and behaviour: www.cbc.ca/listen/live-... And the open access link can be found in my bio. #birds #neuroskyence #neuroethology #Canada 🪶🇨🇦🧪🧠
A flyer for the book Bird Brains and Behavior: A Synthesis authored by Georg F. Striedter and Andrew N. Iwaniuk. The book cover features photos of a turkey vulture, song sparrow, and whimbrel as well as a drawing of an albatross brain.
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evolsara.bsky.social @evolsara.bsky.social · 13/10/2025
A little chubby Quetzal 🎨
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WitmerLab at Ohio University @witmerlab.bsky.social · 01/07/2026
Excited to see this #OA article ably led by Federico "Dino" Degrange come out today in @royalsocietypublishing.org Open Science on the brain endocast & feeding strategies of the Early Paleocene stem-anseriform Conflicto: doi.org/10.1098/rsos.... Proud to be on this team & work with Dino again!
Figure 1 from Degrange et al. 2026 (https://doi.org/10.1098/rsos.252544) showing the brain endocast of the stem-anseriform Conflicto as well as the endocast within the transparent fossil skull and a life restoration by H.S. Druetta. Figure 2 from Degrange et al. 2026 (https://doi.org/10.1098/rsos.252544) showing the brain endocast of the stem-anseriform Conflicto in phylogenetic context with other Galloanseres. Larry Witmer (left) and Dino Degrange (right) in 2015 during one of Dino's visits to WitmerLab at Ohio University.
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Tay (Antonio J. Osuna Mascaró) @biotay.bsky.social · 02/07/2026
Opportunity to pursue a doctoral thesis in the Goffin Lab and the Kea Lab The research will focus on play, exploration, and problem-solving abilities in cockatoos and kea. If exploring the minds of other species fascinates you, I highly recommend this opportunity.
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ABC News Australia @news.abc.net.au · 07/07/2026
Algae which caused brevetoxins in SA algal bloom most toxic species studied of its kind
abc.net.au
Algae which caused brevetoxins in SA algal bloom most toxic of its kind studied
The dominant species in the algal bloom which devastated SA's coastline, Karenia cristata, is the most toxic of its kind studied, according to newly published research.
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Chris Nagano @charliesaito22.bsky.social · 09/07/2026
New Zealand, one of the global conservation superpowers, will vaccinate its endangered birds to protect them against deadly foreign disease www.science.org/doi/pdf/10.1...
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Dr Elen Shute @lonerangifer.bsky.social · 10/07/2026
Recent Australasian megafauna ahoy! 🦘🔭 theconversation.com/giant-kangar...
theconversation.com
Giant kangaroos survived until 6,500 years ago on the New Guinea coast
A new study challenges conventional thinking about what drove the extinction of megafauna.
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Stephen Curry @scurry.bsky.social · 10/07/2026
Bloody hell Germany. www.nature.com/articles/d41...
nature.com
Scientists fight back against far-right plans to restrict academic freedom in Germany
With the far-right Alternative for Germany leading in polls for national and state elections, institutions are facing up to proposed restrictions on academic freedom.
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Dr swift parrot @teamswiftparrot.bsky.social · 12/07/2026
The most depressing thing about swift parrots is that this same story has been told repeatedly for the entire 16 years I’ve been working on them - same terrible conservation outcomes again and again with no changes to Tasmanian forest management www.abc.net.au/news/2026-07...
abc.net.au
What happened when a rare bird found a place to nest near a logging coupe
It was late 2021 when one of Australia's rarest birds started to arrive in the native forests of Lonnavale. Ecologists had expected it but for a reacting forestry sector, it was "not sustainable".
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Andrew Iwaniuk @evoneuro.bsky.social · 14/07/2026
A burrowing owl channelling me. #owls #birds 🪶
A brown owl with cream spots and and a yellowish beak appears to be looking down its "nose" at the camera.
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Current Biology @currentbiology.bsky.social · 15/07/2026
Human-made environmental degradation harms #birds in particular (over the past 50 years, nearly 1/3 of North American birds have been lost). A new study by Sarah Jennings &co looks at which traits in birds correlate with how they fare under environmental change. www.cell.com/current-biol...
cell.com
Avian traits link divergent population responses to environmental change across North America
Jennings et al. show that local bird population trends across North America are shaped by multiple forms of environmental change, including light pollution, air quality, climate, and urbanization. Spe...
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Andrew Iwaniuk @evoneuro.bsky.social · 15/07/2026
American Kestrel (aka tiny murderbird) portrait from earlier this week. #yql #Alberta #wildlife #birds #raptors 🪶
The head, chest and shoulders of an American kestrel, which is a small falcon with a blue-grey cap, red-brown streaked chest and black and white stripes on its cheeks. The background is a blurry green.
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Alberta Claw @albertonykus.bsky.social · 16/07/2026
Bite force and jaw muscle correlates in parrots: anatomypubs.onlinelibrary.wiley.com/doi/10.1002/... 🪶🧪 (📷Faillace et al.)
Three diagrams showing a parrot skull and different models for estimating parrot bite force.
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Andrew Iwaniuk @evoneuro.bsky.social · 17/07/2026
I share this Great Grey Owl's disdain. #owls #birds 🪶
A portrait of the disc-shaped face of a great grey owl. The owl appears to be squinting disdainfully at the camera.
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Dr Alice Clement @draliceclement.bsky.social · 18/06/2026
🧠 At long last... our paper "Ethmosphenoid #endocasts elucidate evolutionary #brain divergences and interrelationships of stem tetrapods (Sarcopterygii, #Tetrapodomorpha)" has been published, today in Papers in Palaentology @thepalass.bsky.social - onlinelibrary.wiley.com/doi/10.1002/...
onlinelibrary.wiley.com
Ethmosphenoid endocasts elucidate evolutionary brain divergences and interrelationships of stem tetrapods (Sarcopterygii, Tetrapodomorpha)
Nearly half of all living vertebrate diversity can be traced back to a single lineage of lobe-finned fishes (piscine sarcopterygians) that radiated during the Palaeozoic Era. In recent years, the phy...
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Andrew Iwaniuk @evoneuro.bsky.social · 22/05/2026
A Crimson Rosella for today's #BirdOfTheDay theme, #HeadShots #parrots #birds #wildoz 🪶
A close up of a bright red parrot with a silvery beak, blue cheek and a bit of blue wing feathers showing against a dark green forested background.
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Dr swift parrot @teamswiftparrot.bsky.social · 23/05/2026
We just published a new piece on the blue-winged parrot! One of our least studied difficult birds. Some light Saturday reading with a cup of tea birdsoftheworld.org/bow/species/...
birdsoftheworld.org
Blue-winged Parrot - Neophema chrysostoma - Birds of the World
Species accounts for all the birds of the world.
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