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Posts by Ryan Greenway

The American Naturalist classic cover

The American Naturalist classic cover

Are There Ecological Consequences of Urban Adaptation? A Test of Eco-Evolutionary Dynamics in a Terrestrial Isopod (Oniscus asellus) by Yilmaz et al.

Read now ahead of print!
www.journals.uchicago.edu/doi/10.1086/...

1 day ago 7 2 0 0
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PLS RT📣

Two Postdoc jobs at #mpaib with Serena Ding on collective behavior of worms

(Never seen a "wormuration"? That's them in green)

🪱 social dynamics of collective dispersal: bewerbermanagement.net/jobposting/2...

🪱 sensory ecology of worm towers: bewerbermanagement.net/jobposting/7...

5 days ago 25 30 0 0
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Temperature stress slows down the evolutionary arms race between predators and prey as shown by experimental evolution of ciliates and bacteria. This suggests that climate-driven stress may destabilize ecological communities:

🦠 K Plum and @rebeccazufall.bsky.social 2026
🦠 doi.org/10.1093/jeb/...

1 week ago 7 6 0 0
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These baby beetles work together to look—and smell—like flowers Parasitic beetles are the first animals known to imitate floral scents

And here's one for @sciam.bsky.social on the amazing biology of the European blister beetle (Meloe proscarabaeus). The larvae, which clump together in an orange mass, are the first animals known to mimic flower scent - they do it to attract bees. 🧪 🪲 🐝 🌼
www.scientificamerican.com/article/beet...

1 week ago 40 19 2 3

Are you ready for *the* meeting about the evolutionary biology of Caenorhabditis and other nematodes? The abstract deadline is Wednesday!

EvoWorm 2026 will be held at McMaster University from June 16–19

Abstract deadline: April 15

Registration deadline: June 1

Details can be found at evoworm.org

1 week ago 7 4 0 1

The obvious answer here is that the student protest movement was broadly smeared as anti-semitic and aligned with terrorists, and a variety of institutions from government, media and the universities acted as if that smear was true, threatening, suspending, expelling and even deporting students.

1 week ago 5023 1339 131 67
a complex biosphere in vivid color in an illustrative style inside a circle and outside all white with shadow, with suggestion of complex ferns and other vegetation; art by rogan brown

a complex biosphere in vivid color in an illustrative style inside a circle and outside all white with shadow, with suggestion of complex ferns and other vegetation; art by rogan brown

Thrilled that my first new short story in several years, "Constellations," about astronauts crashlanding on a distant planet, has been published by the @technologyreview.com. Acquiring editor Rachel Cortland. Art by Rogan Brown. Free link to avoid the paywall: ter.li/r3tbrsgr

1 week ago 1097 241 34 19

This may be lost in the noise--this is as impactful or more than the cuts to NIH and NSF 🧪

1 week ago 147 89 13 5
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Zwei Biber, die sich an der Nase berühren, im Hintergrund sieht man ein Gewässer.

Zwei Biber, die sich an der Nase berühren, im Hintergrund sieht man ein Gewässer.

Heute ist der Tag des Bibers! 🦫
Er war fast ausgerottet, aber heute leben schätzungsweise rund 40.000 Biber in Deutschland. 💚

Noch mehr tolle Biber-Fotos und spannende Fakten findest du hier: www.nabu.de/tiere-und-pf...

2 weeks ago 110 23 4 0

Evidence of a predator-prey co-evolutionary arms race within a nematode microhabitat www.biorxiv.org/content/10.64898/2026.04...

2 weeks ago 3 1 0 0
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"Cognitive surrender" leads AI users to abandon logical thinking, research finds Experiments show large majorities uncritically accepting "faulty" AI answers.

“…the researchers argue that AI systems have given rise to a categorically different form of “cognitive surrender” in which users provide “minimal internal engagement” and accept an AI’s reasoning wholesale without oversight or verification.”

2 weeks ago 1158 418 35 129

📣 We’re hiring a postdoc in the Rhee Lab at Michigan State University!

This position focuses on plant–nematode interactions and desiccation tolerance in C. elegans, with collaborative projects across C-SPIRIT + WALII. Come work with us!

🔗 careers.msu.edu/jobs/researc...

#plantscience

2 weeks ago 8 5 0 0

Many of you are probably wondering how you can manage to get yourself into a similarly awkward situation.

You're in luck; a while back I wrote a long thread on how to befriend crows. Here it is.

3 weeks ago 186 41 11 4
Close up with a beautiful nudibranch on a rocky reef. The lower half of the image is a palette of swatches made from the nudi's vibrant colours.

Close up with a beautiful nudibranch on a rocky reef. The lower half of the image is a palette of swatches made from the nudi's vibrant colours.

Once upon a time I just admired nudis and sea slugs.

But it was not enough. Now apparently I'm creating an R package to celebrate their colour palettes? 😅

First up, my Sydney fave, Hypselodoris bennetti.

#rstats #nudibranch #dataviz 🦑🐙🧪 #marinelife #invertebrates

3 weeks ago 1341 324 39 60

It is really, really wild how persistent and prominent this remains in common LLMs. There seems to be an air of "well they fixed that" and it is 100% not true: most of the energy just seems to be going towards 'being plausible enough to be accepted', ie style and not accuracy or truth

3 weeks ago 1128 372 33 8
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Cooperation maximizes biodiversity | The American Naturalist: Vol 0, No ja

Finally! Here is our perspective on why cooperation maximizes diversity and how it promotes additional coexistence mechanisms that do not occur under competition
journals.uchicago.edu/doi/abs/10.1...
This is a hard topic with strong opinions... Thanks @asn-amnat.bsky.social for publishing it! 🧵👇

3 weeks ago 58 22 5 0
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3 weeks ago 7545 2503 78 143

Cities do not really have democratic control over their own police departments and Dem politicians nervously pretend like they don’t notice this.

3 weeks ago 996 282 14 17
Phylogenetic Comparative Methods Phylogenetic Comparative Methods

Hi all. I am very excited that after 6 years I finally got my phylogenetic comparative methods book and online exercises online. Feel free to use and share. The book is here: nhcooper123.github.io/pcm-primer/. Note that it is not finished, we had to abandon it before the sunk costs fallacy broke us

4 weeks ago 286 180 9 3

Our paper is on the cover of @currentbiology.bsky.social : a strawberry poison frog with the most common color morph, living up to its common name 🍓. In this issue, we uncover the genetic basis of color variation in frogs from Bocas del Toro, where blue, green, yellow, orange, and red morphs occur

4 weeks ago 81 27 2 3
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Monarch butterfly population increases 64% Two new reports estimate a 64% increase in species population and a significant decrease in forest degradation in the butterfly's winter home

Fantastic news! 🦋🦋 Link to full report in 🧵 www.worldwildlife.org/news/stories...

4 weeks ago 1201 468 11 74
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How to Bring a Bird’s Song Back From the Edge of Extinction

The need to preserve animal culture in conservation efforts. 🪶

Gift link.

1 month ago 210 61 4 2
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Rebhuhn-Rettung: Wie der Vogel des Jahres Aufwind bekommt Das Rebhuhn ist der Vogel des Jahres 2026. Die scheuen Tiere mit orange-braunem Kopf und grauer Brust sind bereits vielerorts aus der Landschaft verschwunden. Wo und wie Hilfe gefragt ist.

Das #Rebhuhn, Vogel des Jahres 2026, ist stark gefährdet ❌. Das liegt vor allem am Insektenschwund und Verlust von Lebensraum. Im Fokus von Schutzprojekten steht deshalb die Landwirtschaft 🚜. Und es zeigt sich: Die Bereitschaft ist da 🎉!

www.t-online.de/nachrichten/...

1 month ago 32 4 0 0
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Rewilding linked to dramatic increases in birds across Scotland New research across Scotland's Northwoods Rewilding Network has revealed striking biodiversity gains on rewilded land, with bird diversity increasing by more than 260% and pollinating insects rising m...

"The results are astonishingly clear. On rewilded land, biodiversity surged across the board, with the number of bird species up 261%. The variety of bumblebee and butterfly species more than doubled, their abundance increased over 10x."

The cure for nature loss exists.
share.google/w30RUdw1902W...

1 month ago 768 352 13 20
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The path to a professorship | University of Tübingen The path to a professorship | University of Tübingen

The University of Tübingen seeks applications for a W3-Professorship in Experimental Biodiversity Research starting Oct 1, 2027. Apply by April 26, 2026. More info: https://uni-tuebingen.de/en/213700 #job

1 month ago 5 17 1 0
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For decades biologists assumed ravens follow wolves to their kills.
Our paper @science.org shows something different: ravens rarely follow wolves far. Instead they remember areas where wolf kills are common and return to them—sometimes from >150 km away.
doi.org/10.1126/science.adz9467
📷Dan Stahler

1 month ago 217 69 4 9

Someone just posted about how they don't care if their students use AI as long as the text conveys the ideas the students meant to convey. The thing is, you don't know exactly what you think until you write it. And if some prefab thing pops up, you're liable to decide that was what you thought.

1 month ago 846 226 33 12
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Consider the Rattle In a state that still hosts grisly “rattlesnake roundups,” human Texans should learn to see something of themselves in their ancient, slithering kin.

My latest! In this month's cover story for the @texasobserver.org, I wrote an expansive, oddly philosophical deep dive into the western diamonback rattlesnake, a much-maligned animal I've come to have a lot of respect and affection for

1 month ago 140 51 12 11
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The Pokémon Company Is Actively Recruiting PhD Holders With Backgrounds in Ecology to Work in Tokyo - IGN The Pokémon Company is actively recruiting PhD holders with backgrounds in ecology to work in Tokyo. This is perhaps the closest chance Pokémon fans have to channel their inner Professor Oak in real l...

Okay this is the only situation where I'd gleefully leave academia for industry (if only I had Japanese language skills)

www.ign.com/articles/the...

1 month ago 84 18 8 3