Reposted by Katerina Guschanskiworm @rfksbrainworm.bsky.social · 19hIf you ever wondered why visible light is those particular wavelengths, it's because life evolved to see in the narrow range where water is transparent 6935331020
Reposted by Katerina GuschanskiDustin A. Chacón @lingdustin.bsky.social · 02/10/2026I've heard people make claims that AI would lead to a new Renaissance, but I didn't imagine it'd happen like this: 250178504715
Reposted by Katerina GuschanskiGenome Biology and Evolution @genomebiolevol.bsky.social · 01/10/2026Diepeveen, Bellés & @mikkelschierup.bsky.social analysed T2T primate genomes to show that several X chr. gene families evolve under strong positive selection, whereas Y chr. families predominantly show purifying selection. 🔗 academic.oup.com/gbe/article/... #societyjournal #genome #evolutionacademic.oup.comPervasive Positive Selection on X-linked Ampliconic Genes in PrimatesAbstract. Mammalian sex chromosomes harbor ampliconic gene families, which are multicopy genes with ≥97% sequence identity, predominantly expressed in test 063
Katerina Guschanski @kguschan.bsky.social · 02/10/2026Cool science, amazing supervisors who have your best interests at heart, one of the best places in the world for evolutionary biology, and Sweden offers amazing conditions to do a PhD in a country that respects all humans! Jump at this opportunity! 072
Reposted by Katerina GuschanskiBertrand Bed'Hom @bedhom.bsky.social · 30/09/2026And why so many fissions during guenon evolution, and not in other catarrhine monkeys (OWM) ? [Figure source : Dutrillaux B, Chromosome Evolution in Primates. Folia Primatologia 50 (1-2):134-135, 1988] 011
Katerina Guschanski @kguschan.bsky.social · 30/09/2026Crazy monkeys have crazy genomes! New preprint by @axeljensen.bsky.social investigates karyotypic evolution in African guenons www.biorxiv.org/content/10.6... These primates are infamous for high genetic, phenotypic, ecological & karyotypic variation, they diversified 12mya and still they hybridise! 1182
Reposted by Katerina GuschanskiEd Maibach @maibached.bsky.social · 25/09/2026Happy Stanislav Petrov Day He passed in 2017. As Encyclopedia Britannica puts it, “He is survived by his two children, two grandchildren, and the entire human race.” If you don't know his story, please take 3 minutes now to learn it. @gchalliance.bsky.social @docsforclimate.bsky.socialsammatey.substack.comHappy Stanislav Petrov DayTake five minutes to not destroy civilization 252108933
Katerina Guschanski @kguschan.bsky.social · 20/09/2026This week the incomparable @markella-morait.bsky.social passed her viva without corrections! What an amazing achievement and so well deserved for all her hard work over the last 4 years. Huge thanks to examiners Tom Gilbert from the Globe Inst & @arsweeny.bsky.social @edinburgh-uni.bsky.social 1211
Reposted by Katerina GuschanskiBertrand Bed'Hom @bedhom.bsky.social · 19/09/2026Preprint by @axeljensen.bsky.social from his PhD with @kguschan.bsky.social : Karyotypic evolution in a diverse primate clade and the role of chromosomal fissions as barriers to gene flow Chromosome fissions are known for decades in guenons but WGS changes the game! www.biorxiv.org/content/10.6...biorxiv.orgKaryotypic evolution in a diverse primate clade and the role of chromosomal fissions as barriers to gene flowThe classical model of chromosomal speciation is based on the observation that divergent species often differ in chromosome numbers and that heterokaryotypic hybrids show reduced fitness. Furthermore,... 061
Reposted by Katerina GuschanskiMeriam Guellil PhD @meriamguellil.bsky.social · 15/09/2026I am opening a PhD position at the University of Vienna to work with me on ancient pathogen aDNA 🦠🧬 Please help spread the word to any relevant candidates or contact me if you are interested! Join us here in Vienna! 11712
Reposted by Katerina GuschanskiStephen Montgomery @ebablab.bsky.social · 15/09/2026Are you a #NewPI in Ecology & Evolution? Would you like to meet with peers to chat about work, the future and life as a new PI? 🍪☕️ Then I have the form for you! 📋 Help us gauge interest in a new network/event by filling in this short survey: forms.cloud.microsoft/e/K4wUiuLuFn Please RT! 🙏 05298
Reposted by Katerina GuschanskiGorilla Doctors @gorilladoctors.bsky.social · 11/09/2026Each member was examined for visual signs of illness or injury, with particular attention to the group's newest arrival: adult female Kamushongyi's newborn, whose sex was confirmed as female during this visit. The entire group, including the new infant, was found to be in good visual health. 042
Reposted by Katerina GuschanskiGorilla Doctors @gorilladoctors.bsky.social · 11/09/2026On a recent visit to Bwindi Impenetrable National Park, Uganda, our veterinary team carried out a routine health check on Kanywani group, a family of 16 mountain gorillas. 151
Reposted by Katerina Guschanskimanwhohasitall @manwhohasitall.bsky.social · 11/09/2026Erm... I'm not sure about this Lucy. What about his jokes? Men can be funny too you know! 1154
Reposted by Katerina Guschanski🆂🅷🅴🅴🅽🅰 @sheena-mck.bsky.social · 11/09/2026#AlphabetChallenge #WeekJforJocular Proof that little things like hyphens are important 😂 (I know it’s not a photo but… 🤷🏼😁) #grammar #funny 3039376
Reposted by Katerina GuschanskiChristina Warinner @christinawarinner.bsky.social · 11/09/2026A huge congratulations to Tessa Zeibig for her first dissertation publication about ancient parvovirus B19! It was such a pleasure to collaborate on this study! 1158
Reposted by Katerina GuschanskiPaul Byrne @theplanetaryguy.com · 09/09/2026Astrophotographer Adam (AJ) Smadi caught this image a few hours ago from Washington state. A thin crescent Moon, sunlight illuminating the rugged lunar surface. And 2,400 times farther away—and on the other side of the Sun—mighty Jupiter, and its moons Io (left) and Ganymede (right). 187165375083
Reposted by Katerina GuschanskiAdria LeBoeuf @adriatica.bsky.social · 02/09/2026There are a couple more days to apply for this postdoc role in the @socialfluids.bsky.social lab: we are looking for a computational biologist interested in how socially transferred proteins evolve. Is this you? Apply! Make sure to address all the criteria in your application! 038
Reposted by Katerina GuschanskiPável Matos @pavelmatosm.bsky.social · 01/09/2026Please share: Only 10 days left to apply for a PhD position on comparative and population genomics in our lab 🦋 059
Reposted by Katerina GuschanskiThomas Lecaque @tlecaque.bsky.social · 30/08/2026No undergrad should be using an LLM and it's absurdly irresponsible to suggest otherwise. 361484237
Reposted by Katerina GuschanskiDarrell Wakelam @darrellwakelam.bsky.social · 26/08/2026There's no AI trickery here . . . just a split-pin figure, a paper plate, and my hands. www.darrellwakelam.com #edusky #UKEd #sculpture #animation #ancientgreek 26814
Reposted by Katerina GuschanskiLaura Bertola @lauradbertola.bsky.social · 26/08/2026If you want to chat about genomic rescue and how we have applied our framework to co-design an intervention together with practitioners for the mysterious black (pseudomelanistic) tigers of Simlipal, come find me! 🐯🧬 Poster no.33, #consgen 061
Reposted by Katerina GuschanskiChristian Landry @christianlandry.bsky.social · 25/08/2026Looking forward to hosting you here! Make sure your favourite topic is present at #SMBE2027 by organizing your own symposium. 01412
Reposted by Katerina GuschanskiJames Galbraith @gulbruth.bsky.social · 21/08/2026After this year's Edinburgh Fringe I'll have seen more acts than any Fringe before, even the 2020 Adelaide Fringe what was hectic. Here's my (brief) thoughts on each show I've seen so far with links. If I seem overly positive it's because I've been much picker than usual! 111
Reposted by Katerina Guschanskimitchseaver.bsky.social @mitchseaver.bsky.social · 21/08/2026Forest Mirror - Southeast Alaska #landscape #photography #photo #landscapephotography #EastCoastKin #PhotographersOfBlueSky #PhotographersUnited #WestCoastKin #ECK #ClassicMono #monochrome #blackandwhite #bnw #reflection #Alaska #nature #lake #Trees #ForestFriday #scape #ColorADay #BWFri 721212
Reposted by Katerina GuschanskiDavid M. Perry @lollardfish.bsky.social · 20/08/2026this remains my favorite institutional AI policy that I've seen. 821372
Reposted by Katerina GuschanskiASM @asm.org · 19/08/2026Dentists account for roughly 10% of global antibiotic prescriptions & maintain a substantial patient contact footprint. As a result, dentistry is strategically positioned in the global response to the antimicrobial resistance crisis. Learn more in #mBio: asm.social/33i 244
Reposted by Katerina Guschanskic0nc0rdance @c0nc0rdance.bsky.social · 24/05/2026This is a video of a ribbon eel (Rhinomuraena quaesita) captured by Tjeerd Schone in waters near Padangbai, Bali in 2025. Every ribbon eel is born male, with jet black skin & transitions first to this colorful male, then to female - only when they've reached their max size. Let's talk about it. 10611221
Reposted by Katerina GuschanskiAnnie Stegg Gerard @anniestegg.bsky.social · 17/02/2026I’m so incredibly grateful that "The Miremaiden" has been selected for inclusion in IBA Volume 14. It’s truly an honor to have this piece considered alongside so much beautiful work. Here’s a little video of me adding color to the underpainting 🌿 #oilpaintingprocess #paintingprocess 928535
Reposted by Katerina GuschanskiAnnie Stegg Gerard @anniestegg.bsky.social · 22/07/2026This time-lapse is from the tutorial book I've been creating over the past year, where I'm documenting each stage of this painting from start to finish. If you've ever been curious about how a fantasy oil painting develops layer by layer, there's much more to come! #PaintingProcess #Underpainting 425745
Reposted by Katerina GuschanskiAlex Hübner @alexhbnr.bsky.social · 13/08/2026🚨 Paper alert: if you are working on #metagenomics, particularly from #ancientDNA, and want to get into de novo #assembly, check out our latest work: 📄 De novo assembly and authentication of ancient DNA metagenomes with nf-core/mag (journals.plos.org/ploscompbiol...) (1/4)journals.plos.orgDe novo assembly and authentication of ancient DNA metagenomes with nf-core/magAuthor summary Advancements in genomic sequencing analyses are increasingly allowing researchers to reconstruct the genomes of microbial ‘dark matter’—those microbial species that are difficult to iso... 1209
Reposted by Katerina GuschanskiStephan Schiffels @stschiff.bsky.social · 12/08/2026If you are interested in learning computational population genetics and ancient genomics, I have curated my list of workshops and online tutorials (and will continue to do so) indicating suitability for self-learners and status. You find the list [here](www.stephanschiffels.de/resources.html). 16039
Reposted by Katerina GuschanskiChristina Warinner @christinawarinner.bsky.social · 13/08/2026Oh boy - our new ancient DNA module is available for nf-core/mag! Robustly and reproducibly reconstruct ancient metagenome-assembled genomes (MAGs) using our new nf-core/mag tooling! doi.org/10.1371/jour... 0166
Reposted by Katerina GuschanskiChristina Warinner @christinawarinner.bsky.social · 13/08/2026Check out our new work on the biodiversity of oral Tannerella! Metagenomic assembly reveals at least four new species with different virulence potential. We also reassign the first reconstructed T. forsythia genome from medieval Dalheim G12 to the newly named T. colubrina. 0134
Reposted by Katerina GuschanskiJonathan Pritchard @jkpritch.bsky.social · 12/08/2026I'm curious about the reasons why some people/labs choose NOT to preprint their papers, either for specific papers or in general. Do you have a sense of this, either for yourself or for colleagues and collaborators? [I have some guesses, but curious to hear from others] 101612
Reposted by Katerina GuschanskiMarcus Stensmyr @marcusstensmyr.bsky.social · 07/08/2026How crazy is this!? A plant mimicking the smell of ants injured by spiders to fool kleptoparastic flies into performing pollination 🤯 Plant shenanigans is an endless source of wonderful biology! www.cell.com/current-biol...cell.comOlfactory floral mimicry of injured ants mediates the attraction of kleptoparasitic fly pollinatorsMochizuki reports a plant that lures pollinating flies by imitating the scent of ants injured by predators. This study reveals the first known case of ant mimicry in flowers and uncovers previously un... 111936
Reposted by Katerina GuschanskiRudolf Meier @rudolf-meier.bsky.social · 06/08/2026Five years back in Berlin, and >650 species new to science. From crop-disease vectors to soil predators, CIBD researchers are bringing biology’s “dark matter” into the light—naming species so we can study, monitor and protect them. Explore: lnkd.in/e_uiKJwb 0245
Reposted by Katerina GuschanskiAdam Phillippy @aphillippy.bsky.social · 06/08/2026For the past 30 years, “whole-genome sequencing” has been a misnomer. Today the T2T Consortium publishes a dozen papers heralding a future of truly complete genomes for humans and nearly any vertebrate 👨🔬🐒🐦🐀🦒🐎🫏🐹🐟 (sorry, no salamanders): www.cell.com/consortium/t... 🧵[1/15] 3202106
Reposted by Katerina GuschanskiAlex Mackintosh @thymelicus.bsky.social · 19/07/2026New preprint on the effect of ancient admixture / structure on genealogical trees. I introduce a new way of summarising reconstructed genealogies that captures a clear signal of ancient gene flow into the ancestors of modern humans. Feedback welcome! 13314
Katerina Guschanski @kguschan.bsky.social · 28/07/2026Fantastic dental calculus and where to find it! Now published (not quite with this title) @ecol-evol.bsky.social doi.org/10.1002/ece3... @johnlrichards.bsky.social uncovers general rules for the formation of preserved oral microbiomes in mammals. With @markella-morait.bsky.social and many othersdoi.orgDental Calculus Formation Is Linked to Diet and Phylogeny in MammalsIn a survey of > 1600 specimens across all mammalian orders, we found that most species present dental calculus. We found calculus production to be strongly associated with herbivory, and we provide ... 1217
Reposted by Katerina GuschanskiJocelyn Poissant @jocelynpoissant.bsky.social · 28/07/2026If you are interested in fitness and microbiomes in wild animals, you should definitely check this one out. New @sihorses.bsky.social preprint by @mstothart.bsky.social 0116
Reposted by Katerina GuschanskiSofia Forss @sofiaforss.bsky.social · 26/07/2026Interested in animal urbanization and human wildlife co-existence, join our team this fall 👇🏼 01513
Reposted by Katerina GuschanskiAnn Leckie @annleckie.com · 18/07/2026When you (an editor or a critique partner or a classmate) comment on someone's writing, you can absolutely deal them a disabling injury if you're thoughtless about it. I'm not saying anyone should be dishonest or refrain from pointing out issues. I'm saying 18746120
Reposted by Katerina Guschanskiwomensartbluesky.bsky.social @womensartbluesky.bsky.social · 03/07/2026Japanese artist Akie Nakata (known as Akie) turns found stones and rocks into animal paintings #WomensArt 275783848
Reposted by Katerina GuschanskiKatia Bougiouri @katiabou.bsky.social · 30/06/2026Come check out our #SMBE2026 animal #aDNA session tomorrow organised by @aarc-community.bsky.social committee members @germanha.bsky.social, @jolijnerven.bsky.social, Laura Viñas Caron and me at 13:20 in Vandsalen! 0104
Reposted by Katerina GuschanskiChristian Landry @christianlandry.bsky.social · 30/06/2026I talked about these papers #smbe2026. If you are interested in doing research (PhD or Postdoc) on this topic, get in touch! (if were there, sorry for the abrupt end; somehow timing got off) pubmed.ncbi.nlm.nih.gov/41763210/ pubmed.ncbi.nlm.nih.gov/39146405/ pubmed.ncbi.nlm.nih.gov/41699381/ 02311