Clemens Küpper
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chorlnev.bsky.social
Clemens Küpper
@chorlnev.bsky.social
Interested in Biodiversity and why there is so much variation out there. Evolution, Genetics, Behaviour, Ecology, Conservation, nowadays also Physiology. Studying Waders/Shorebirds. Currently at Max Planck BI.
Pinned
A wonderful team effort to characterize the actions of HSD17B2, a gene that helps some #ruff males to dial down their testosterone levels, got published @science.org (1/n)
A single gene underlies male mating morphs in ruff sandpipers, a new Science study finds. The results show how evolutionary changes in a single gene's structure, sequence, and regulation can drive significant diversity within a single species.

Learn more in our new issue: https://scim.ag/4arzNmU
Really grateful to be able to interact and work with some of these #WomenInScience, they are wonderful colleagues. Our research has benefited immensely from their unique perspectives.
Today, we celebrate the International Day of Women and Girls in Science! At our Institute, 60% of scientists are women, and each brings a unique perspective, curiosity, and voice to science. We are proud to introduce some of our female researchers and share their personal insights and motivation.
February 11, 2026 at 3:38 PM
Reposted by Clemens Küpper
The Leibniz Institute for Zoo and Wildlife Research (Leibniz-IZW) is seeking a scientist in wildlife biology, ecology, or a closely related discipline, with a focus on movement ecology, spatial data analysis, and/or scavenger and carnivore systems.

Read and apply here: tinyurl.com/mr3x7uwk
February 2, 2026 at 6:21 PM
Reposted by Clemens Küpper
Join us in Sheffield this April to celebrate 70 years of the Ecological Genetics Group
Abstract submission is closing soon!
🎉 #EGG2026 Celebrating 70 Years of Ecological Genetics!🥚🧬

A milestone meeting for ecologists and practitioners

📍 Sheffield + Online (Hybrid)
📅 Abstract by 15 Feb
🎟️ Register by 15 Mar

britishecologicalsociety.org/content/egg2...

@britishecologicalsociety.org #Ecology #Genetics #eDNA
February 10, 2026 at 4:57 PM
Reposted by Clemens Küpper
Please repost! We are looking for two field technicians to work on our deer mouse project in the Colorado Rockies this spring-fall. Learn about physiology, ecology, and evolution, all in one project! Not to mention that you get to be in the ⛰️. Reach out if you have any questions.
February 10, 2026 at 9:00 PM
Shout out to Lisa, who has been an amazing fieldworker over the last few years at our field site at #Liminganlahti, Finland. On this picture, she is (probably) returning freshly hatched #Ruff chicks to their nest after ringing. #WomenInScience #ornithology #conservation
Happy International Day for #WomenInScience! I’m Lisa Kreye, a HelLO master’s student studying whether species traits can explain variability in birds’ responses to environmental change. Grateful for the mentorship of amazing women scientists like @jellybb.bsky.social and @laurabosco.bsky.social 🐦
February 11, 2026 at 8:35 AM
Reposted by Clemens Küpper
Who benefits from mating with multiple partners? Darwin suspected that in some cases, it may be the females rather than the males. A new long-term study on African coucals shows: when males provide all parental care, females can have more offspring by competing for and mating with multiple partners.
February 4, 2026 at 1:20 PM
Reposted by Clemens Küpper
and this is how sex-role reversed black coucals actually look like...

doi.org/10.1098/rspb...
February 4, 2026 at 12:40 PM
Reposted by Clemens Küpper
Our new paper on Bateman gradients in black coucals and white-browed coucals is out. Females of both species outperform males in mating and reproductive success - confirming the generality of Bateman's principle when sex roles differ.
Check it out: royalsocietypublishing.org/rspb/article...
Sex-role reversal and the Bateman gradient in coucals—females benefit from mating with multiple partners
Abstract. Conventional sex roles imply that males compete more vigorously with each other for fertilizations, whereas females are more selective in choosin
royalsocietypublishing.org
February 4, 2026 at 12:36 PM
This study matches my own experiences. Experienced local fieldworkers are essential for the scientific quality and often also the successful continuation of long-term ecological studies. Do we appreciate them enough?
Local specialists’ experience and skills in animal #behaviour studies: insights from wild chimpanzee field assistants #ProcB #OpenAccess #BiologicalSciencePractices #Cognition royalsocietypublishing.org/rspb/article...
January 21, 2026 at 10:18 AM
Reposted by Clemens Küpper
One of the coolest parts of tracking birds is getting to see those individuals in the wild again. Yesterday, near São Luis, Brazil, we saw a Whimbrel tagged in TX by Manomet and U. of OK in 2022! Since then it's been to the MacKenzie Delta & Southampton Island + Cape Cod, MA! Photos: Alan Kneidel
January 20, 2026 at 5:31 PM
Reposted by Clemens Küpper
Globally, no single day in 2025 was cooler than its 1991-2020 average.
climate.copernicus.eu/global-clima...
January 14, 2026 at 12:44 PM
Fieldwork is essential to understand ecological complexities but I sadly agree that it is not a career booster. Even for ecologists: ‘I rarely get outside’: scientists ditch fieldwork in the age of AI www.nature.com/articles/d41...
Client Challenge
www.nature.com
January 9, 2026 at 12:50 PM
Reposted by Clemens Küpper
The University of Vienna awards at least 20 four-year and full-time (40h/week) postdoctoral positions to outstanding female scientists in natural sciences, life sciences, and economics.
🚨 Postdoctoral Opportunity for Female Scientists🚨

The University of Vienna is awarding at least 20 fully funded 4 year postdoctoral positions to outstanding female scientists

Interested? Get in touch via direct message
careers.univie.ac.at/en/postdoc/e...

#MicroSky 🧪

#PostDoc @univie.ac.at
January 5, 2026 at 5:13 PM
And another cool lizard paper featuring the very SPR gene: Adaptive spread of a sexually selected syndrome eliminates an ancient color polymorphism in wall lizards www.science.org/doi/10.1126/...
Adaptive spread of a sexually selected syndrome eliminates an ancient color polymorphism in wall lizards
Genetically determined color morphs are found in many animals. Polymorphism can be maintained by social selection if competitive interactions allow each morph to increase in frequency when rare. This ...
www.science.org
January 8, 2026 at 4:14 PM
Great paper! Two not three alleles of a single gene explain blue, orange and yellow morphs that are maintained by the rock-paper-scissors principle www.science.org/doi/10.1126/...
The genetics, evolution, and maintenance of a biological rock-paper-scissors game
Side-blotched lizards (Uta stansburiana) play a biological rock-paper-scissors game in which three differently colored male morphs utilize alternative mating strategies. We identified the genetic basi...
www.science.org
January 8, 2026 at 4:11 PM
Reposted by Clemens Küpper
Please repost: 🚨Field assistant position 🐧

We offer a 14-months field assistant position through the French Polar Institute to work on king penguin ecophysiology and behavioral ecology.

Requirements: EU citizen < 30yo having experience with harsh fieldwork & wild bird/mammal handling/sampling.
January 5, 2026 at 1:37 PM
Thanks to all of you who shared this advert or applied. We got so many great applications meaning that we decided to close this call. We'll ponder next who to interview, difficult decisions.
📣Please share: We are looking for a field assistant to join our team in studying #ruffs on coastal meadows at Botnian Bay in Finland. The job will provide fantastic insights into lekking behaviour and provide essential skills in field ornithology. Details here www.bi.mpg.de/2790786/2512...
January 6, 2026 at 4:02 PM
Reposted by Clemens Küpper
We're hiring! The Dept. of Environmental Conservation @umassamherst.bsky.social is looking for an Extension Professor in Biodiversity Conservation. Reviews start Feb 1. I am on the SC and absolutely love working in the ECo Dept. Come join us! DM me with questions. careers.umass.edu/amherst/en-u...
Details - Extension Assistant Professor - Biodiversity Conservation | Human Resources | UMass Amherst
careers.umass.edu
December 22, 2025 at 4:55 PM
Reposted by Clemens Küpper
And here is the working link: jobs.helsinki.fi/job/Helsinki...
December 12, 2025 at 3:07 PM
Reposted by Clemens Küpper
✨This time of the year our campuses light up. In Martinsried, the Christmas tree was delivered and is now fully decorated in front of our main entrance. And the colorfully lit trees create a magical atmosphere on the campus in Seewiesen. We let the festive mood kick in. 🎄
December 11, 2025 at 2:28 PM
Reposted by Clemens Küpper
What are the causes & consequences of behavioural diversity loss in a changing world? And how do we harness this knowledge for conservation? New open access paper led by @odedberger-tal.bsky.social with David Saltz and @mrmic1.bsky.social

#BobWongLab

royalsocietypublishing.org/rspb/article...
Anthropogenic change and the loss of behavioural diversity
Abstract. Behavioural diversity is an important but understudied facet of biodiversity that enables wildlife populations to cope with rapidly changing envi
royalsocietypublishing.org
December 10, 2025 at 8:58 PM
Reposted by Clemens Küpper
Great new blogpost by https://bsky.app/profile/scientificdiscovery.dev explaining "Why data visualization matters, and how to make charts more effective, clear, transparent, and sometimes, beautiful"
https://www.scientificdiscovery.dev/p/salonis-guide-to-data-visualization
December 11, 2025 at 12:03 AM
In other news @alexzemella.bsky.social rocked his PhD defense @freieuniversitaet.bsky.social last Friday and is now Dr. Zemella 🎉. Celebrations in Berlin and Seewiesen with all smiles and two fancy hats.
December 9, 2025 at 8:55 AM
Reposted by Clemens Küpper
📣 New paper out now in @conbiology.bsky.social!

#Headstarting - hatching eggs and/or rearing chicks in captivity & releasing them back to the wild - has been increasingly used for #wader #conservation. But it can be challenging and expensive.

So why do it and when❓

📷WWT/Bob Ellis #godwit

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December 8, 2025 at 6:31 PM
Reposted by Clemens Küpper
Please help! We are looking for tissue-specific RNA-seq datasets or pubs with both male and female individual gene expression data, not pooled, from animal species. If you know of any relevant resources, please drop a link in the comments or send me a DM. Also, please help spread the word - thanks!
December 5, 2025 at 3:20 PM