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Megan Frayer

@hybridzones.bsky.social
171 followers 123 following 8 posts
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Henry Arenas-Castro @henryarenas.bsky.social · 03/08/2026
"How two hybridizing monkeyflowers resist phenotypic homogenization" I'm very happy to share this. We would really appreciate your feedback!
Slide with the title and authors list of a manuscript along with illustrations of the monkeyflowers Mimulus guttatus (left) and Mimulus glaucescens (right). In the background, a Manhattan plot with outlier loci and QTL locations.
Title: Maintenance of phenotypic divergence in two sympatric monkeyflowers with weak reproductive isolation
Authors: Henry Arenas-Castro, Cage Cochran, Quinn Evans, Hongfei Chen, Jenn M. Coughlan
Manuscript: bioRxiv, 10.64898/2026.07.28.741377
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Henry Arenas-Castro @henryarenas.bsky.social · 11/05/2026
Language barriers not only hinder knowledge production & sharing but inflict personal costs to many scholars. Here we (w/ @vramirezc.bsky.social & others) share some advices to navigate this situation. Support society journals (or demand support from them if it's the case), they are leading the way.
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Society for the Study of Evolution @sse-evolution.bsky.social · 09/04/2026
💬 Don’t miss the latest Evolution Exchange, in which SSE President Dr. Gina Baucom talks with Evolution Letters EIC Dr. Judith Mank about the use of AI and LLMs in scientific publishing: www.evolutionsociety.org/the-evolutio... @gbaucom.bsky.social @judithmank.bsky.social @evolletters.bsky.social
Headshot of Judith Mank. Text: The Use of AI and LLMs in Scientific Publishing with Dr. Judith Mank. The Evolution Exchange, a monthly conversation series from the Society for the Study of Evolution.
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Henry Arenas-Castro @henryarenas.bsky.social · 10/03/2026
Applications to the Gordon Research Seminar in Speciation are now open! We encourage PhD students & postdocs from all geographies, backgrounds, disciplines to APPLY! This 2d seminar in beautiful Lucca 🇮🇹 will be followed by a 5d conference open to the broader community. www.grc.org/speciation-g...
Screenshot of the registration page of the Gordon Research Seminar in Speciation 2027 at Lucca, Italy
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Pia Schwarz @pfschwarz.bsky.social · 26/12/2025
I am very excited to share our new paper with my amazing co-authors and mentors @dmacguig.bsky.social @fishgenomes.bsky.social @tjnear.bsky.social . We investigate a secondary contact zone in #darters. track.smtpsendmail.com/9032119/c?p=...
track.smtpsendmail.com
Mosaic tri-lineage secondary contact shapes diverse genomic outcomes in darters
Abstract. Speciation does not always lead to complete reproductive isolation, which can result in hybrid zones with gene flow. In freshwater fishes, second
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Katrina Velle @katrinavelle.bsky.social · 05/10/2025
PhD or Master's position available for Fall 2026! Interested in how actin drives cell crawling, eating, dividing, or osmoregulation? What about pathogenesis of a brain-eating amoeba? Or eukaryotic evolution? If so, apply through my website: katrinavelle.wixsite.com/science/cont... Please share!
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Jenn Coughlan @jenncoughlan.bsky.social · 24/09/2025
Late to the party, but I'm so excited about the first paper from our lab: ✨Unique genetic bases of repeated life-history divergence associated with high altitude adaptation in Mimulus perennials ✨ This work was led by the ABSOLUTE ROCKSTAR Hongfei Chen!
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Samuel Church @shchurch.bsky.social · 28/08/2025
The Church Evolution Laboratory (CEL@NYU) will be official as of Sep 1st: shchurch.github.io. We are recruiting at all levels, including a postdoc to work on evolutionary patterns and processes via comparative genomics in Hawaiian Drosophila. Please share widely!
shchurch.github.io
Church Evolution Laboratory
Department of Biology, New York City
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Cody Limber @codylimber.bsky.social · 26/08/2025
My feather cell type paper is finally out! doi.org/10.1111/ede.... We’ve packed a ton of stuff into this paper but I’ll go through some highlights in this thread!
doi.org
Genetic Characterization of the Cell Types in Developing Feathers, and the Evolution of Feather Complexity
We used single cell sequencing to investigate the cell types of developing chicken feathers. From these data, we are able to describe the transcriptional profile of feather cell types, look at their ....
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Megan Frayer @hybridzones.bsky.social · 09/08/2025
This collaboration was so much fun!! I’m excited to see it online! www.cell.com/trends/genet...
cell.com
The molecular evolutionary basis of species formation revisited
How do new species arise? This is among the most fundamental questions in evolutionary biology. The first genetic model for how reproductive barriers lead to the origin of new species was proposed nea...
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Megan Frayer @hybridzones.bsky.social · 21/07/2025
I had an amazing time for the last couple of weeks teaching at the @instaar.bsky.social Mountain Research Station in Colorado! It was such a pleasure to work with a great group of students in a beautiful place! Thank you so much @drscottataylor.bsky.social for the opportunity and all the support!
Alpine meadow
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Majo Rodriguez @majorodriguezb.bsky.social · 22/06/2025
Tomorrow at Evolution 2025 I would be presenting my poster about Mitonuclear incompatibilities between two swordtails species! This is a work I been working on for my bachelor thesis project tutored by @mollyschumer.bsky.social Come to Poster A4 to learn more about it!
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Karolina Heyduk @kheyduk.bsky.social · 13/05/2025
The BSA is using reserve funds to support this year's cohort, who are in the middle of making travel plans for the summer's Botany meetings. If you are able, please donate to the Human Diversity Fund - $ raised will be used to help support this program moving forward. crm.botany.org/makeadonation
crm.botany.org
Make a Donation to the BSA | Botanical Society of America
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bioRxiv Evolutionary Biology @biorxiv-evobio.bsky.social · 23/04/2025
The genomic imprint of chromosomal inversions and demographic history in island populations of deer mice www.biorxiv.org/content/10.1101/202…
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Jesper Boman @jesperboman.bsky.social · 03/04/2025
I feel honored that our work: "On the origin of an insular hybrid butterfly lineage" was picked as "Editor's choice" and that my picture of a mating couple (🧡🤎) covers the latest issue of Evolution @journal-evo.bsky.social. Link to paper: academic.oup.com/evolut/artic... (1/8)
Cover: Northern brown argus (Aricia artaxerxes) mating in the wild in Uppland, Sweden. These individuals (female-left, male-right) and forty of their offspring were later whole-genome resequenced to make a linkage map.  Boman J., Nolan, Z.J. And Backström, N. On the origin of an insular hybrid butterfly lineage. Evolution 79 (4)
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Megan Frayer @hybridzones.bsky.social · 14/03/2025
Do you need to build up your computational toolkit, but you’re also jealous of your field-oriented colleagues who get to go to beautiful places? Now you can do both! Come join us for Bioinformatics in the Mountains!
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Scott Taylor @drscottataylor.bsky.social · 27/02/2025
Join us at the Mountain Research Station this summer!
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Emily Moore @ecmoore.bsky.social · 09/01/2025
If you know anyone who might be interested in working as a technician before a PhD, I'm looking for someone to work with me to generate some amazing data to understand the genetics of behavior, sex differences, and reproduction in an evolutionary context. Bonus? Amazing and supportive department!
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Pauline Raimondeau @paulineraim.bsky.social · 15/04/2024
Feels like an accomplishment to see my PhD work out in @currentbiology.bsky.social today! We identified the genetic determinants of self-incompatibility system in olive and uncover exciting links with distyly!
cell.com
A hemizygous supergene controls homomorphic and heteromorphic self-incompatibility systems in Oleaceae
Raimondeau et al. unveil the genetic determinants of the unique self-incompatibility system of olives. This initial discovery leads them to identify the genetic controls of distyly within the family a...
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Megan Frayer @hybridzones.bsky.social · 18/03/2024
I am so excited to share the advance online version of our new paper "Do genetic loci that cause reproductive isolation in the lab inhibit gene flow in nature?" Bret and I really enjoyed thinking about these ideas and we hope others find the discussion useful! academic.oup.com/evolut/advan...
academic.oup.com
Do Genetic Loci that Cause Reproductive Isolation in the Lab Inhibit Gene Flow in Nature?
Abstract. The genetic dissection of reproductive barriers between diverging lineages provides enticing clues into the origin of species. One strategy uses linka
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Jenn Coughlan @jenncoughlan.bsky.social · 16/02/2024
Over the🌙 to share our accepted article, lead by rockstar @Hagar_k_Soliman 👩‍🎤. We really had to stretch our plant-minded brains in this one- a very fun exploration into mammals, plants, and conflict! 🌺🐁Thanks for the opportunity, @theAGA_org! academic.oup.com/jhered/advan...
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