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Posts by Wouter van der Bijl

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I'm a data scientist @ourworldindata.org and I need help from a botanist or someone local to Kyoto, Japan! 🌸

We present one of the world’s longest climate records: 1,200 years of peak cherry blossom dates in Kyoto.

The researcher who maintained it, Prof. Yasuyuki Aono, sadly passed away last year.

1 week ago 461 287 12 21
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Doktorand i sjukdomsekologi och partnerval Zoologiska institutionen är en av de äldsta institutionerna vid Stockholms universitet med en lång historia av grundläggande och tillämpad forskning om djur, från leddjur till stora däggdjur. I

I'm looking for a lovely, talented PhD student, working on my ERC-funded project investigating the links between sexual selection and epidemic dynamics. The project uses guppies, worms, behaviour tracking, big experiments, and maths.. email me! Must have a masters! su.varbi.com/what:job/job...

2 weeks ago 7 9 0 0
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🚨 PhD position in behavioural evolution 🚨

Come do your PhD with me in Linköping, Sweden, using the domestic dog (and some wolves) to answer fun questions on how complex behaviours develop and evolve.

Application deadline September 24 2025 🧪 🌍 🦊 #AcademicSky #ScienceJobs

liu.se/en/work-at-l...

7 months ago 85 80 0 2
A map of anatolia, indicating the spatial distribution of yellow and white bees.

A map of anatolia, indicating the spatial distribution of yellow and white bees.

Figure 1 from https://www.nature.com/articles/s41467-019-13596-2

Figure 1 from https://www.nature.com/articles/s41467-019-13596-2

I've just had a jaw-to-the-floor moment with this new paper from the Hines lab. They describe a yellow-white switch in bees, which maps to the same TF as the yellow-white switch in Colias butterflies, previously described by the @chriswheat.bsky.social lab. journals.plos.org/plosgenetics...

1 month ago 79 23 2 1
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Congratulations Dr. Fong! First PhD from the UBC Mank Lab! @squarehare.bsky.social

1 month ago 36 4 1 0
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Led by my talented PhD student @justine-armg.bsky.social we’re running a #meta-analysis of #cross-sex-genetic-correlations in fitness components.

If you have unpublished data or know of studies that might not appear in a systematic search, please reach out, we’d love to include them!

Please share!

2 months ago 13 20 0 1
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Now out! How important is social experience in male mating behavior? @corrallopeza.bsky.social found that experienced males were more likely to coerce non-receptive females, but did not change overall preference onlinelibrary.wiley.com/doi/10.1002/... w/ @vdbijl.bsky.social @idarolti.bsky.social

4 months ago 25 10 1 0
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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!

4 months ago 26 28 7 1
John Fox: Books and Software

#rstats
It is with profound sadness I heard that my long-time friend and colleague, John Fox passed away this week.
He was the author of {car}, {effects}, {Rcmdr}, ... and numerous influential books. I will miss him greatly.
www.john-fox.ca

4 months ago 202 66 12 10
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Team fish - we need your help! We are trying to build a database of all the fish chromosome-scale genomes where sex chromosomes have been identified. Have you build one or some? Do you know someone who has? Can you post the link in the comments? Please spread the word and repost! Thank you!

5 months ago 45 64 10 0
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Join us! 🧬🪰🎉🔬

We are currently advertising two #PhD projects to study the #evolution, #development and #genomics of sexual traits in stalk-eyed flies.

Deadline for applying is Wednesday, January 7, 2026. Get in touch for more info!

5 months ago 60 62 2 1
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So Google Scholar now links to an.. 18+ website to read my latest @natecoevo.nature.com paper. 🤔

It does include some guppy mating behavior.. but this seems like an overreaction.

5 months ago 3 0 1 0
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The Nonprofit Feeding the Entire Internet to AI Companies Common Crawl claims to provide a public benefit, but it lies to publishers about its activities.

NEW: Common Crawl, the massive archiver of the web, has gotten cozy with AI companies and is providing paywalled articles for training data. They’re also lying to publishers who have asked for material to be removed. “The robots are people too,” CC’s exec director told us when we asked about this.

5 months ago 903 516 27 88
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Did you publish part of your PhD work in Evolution or Evolution Letters this year? You may be eligible for this award! Papers must have been included in a 2025 issue to be eligible. Apply by January 30: shorturl.at/CnVo6

@journal-evo.bsky.social @evolletters.bsky.social

5 months ago 8 6 0 0
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Sexual selection and speciation: a meta-analysis of comparative studies Abstract. Understanding the drivers of biodiversity is a central goal in evolutionary biology. In particular, sexual selection has long been proposed as a

Does #SexualSelection fuel #Speciation?

Our new #meta-analysis of comparative studies finds support for a positive relationship, but the rather moderate global effect suggests it’s not necessarily a dominant force.

doi.org/10.1093/evle...

5 months ago 63 31 4 1

Wanted to look at the review history of a JEB paper from a mere two years ago - but hosted on publons so gone forever?

6 months ago 0 0 0 0

Thanks Andrew!

7 months ago 0 0 0 0

While we all share our sequencing data freely, image datasets like these are still often kept private.

I am only aware of a single other study on guppy coloration (there are many!) where images are available, and it's also from our lab (Morris et al. 2020).

I hope this can improve in the future!

7 months ago 3 0 0 0
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Our paper on the genetics of guppy color patterns has now been assigned an issue in NEE: doi.org/10.1038/s415...

With this paper, we also publish all 14,100 guppy photos used in the study, including before and after alignment and ornament extraction:
doi.org/10.20383/103...

7 months ago 57 12 4 1
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Now published @natecoevo.nature.com with @annika-nichols.bsky.social, our latest on the evolution of 𝘴𝘭𝘦𝘦𝘱 across 𝟲𝟬 𝘀𝗽𝗲𝗰𝗶𝗲𝘀 of cichlid fishes! doi.org/10.1038/s415...
with members of the @schierlab.bsky.social and Salzburger labs, as well as the burgeoning Shafer lab @uoftcellsysbiol.bsky.social

7 months ago 78 40 1 2
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The relationship between sexual dimorphism and intersex correlation: do models support intuition? Abstract. The evolution of sexual dimorphism (the difference in average trait values between females and males, SD), is often thought to be constrained by

Full paper now out in GENETICS:
The relationship between sexual dimorphism and intersex correlation: do models support intuition?
🔗 academic.oup.com/genetics/art...
#Evolution #QuantGenetics @GeneticsGSA

7 months ago 34 12 0 0
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Editorial: Accountability, voice, and trust - responsible use of GenAI in scientific publishing Over the last few years, the development and rapid advancement of Generative Artificial Intelligence (GenAI) and Large Language Models (LLMs) such as ChatG

Many of us are using LLMs in coding and scientific writing. They are very helpful tools, but we need to be thoughtful as we integrate them into our work flows to preserve accountability, voice and trust. academic.oup.com/evlett/advan.... An editorial at @evolletters.bsky.social for discussion:

7 months ago 70 33 2 3

Yes I personally prefer to use “deep learning” over “AI”. Not much use for LLMs for now (but perhaps for eg meta-analyses in a couple of years?), but transformer architecture may still hold a lot of promise for sequence data.. Time will tell.

7 months ago 2 0 0 0

And yes, we used unets for segmentation.

7 months ago 2 0 1 0
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Deep learning reveals the complex genetic architecture of male guppy colouration - Nature Ecology & Evolution Guppy colouration is a very diverse trait under natural and sexual selection. Using a combination of high-resolution phenotyping and genomic analysis, the authors reveal the genetic architecture of th...

Guppies! ;) I didn’t talk about it, but we also use triplet learning to do GWAS on whole patterns: doi.org/10.1038/s415.... There were quite a few posters on neural nets for image analysis and this is a domain where one can be effective with modest sample sizes.

7 months ago 3 0 1 0
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ESEB Day 3! Molecular clocks & identifying ghost lineages; marrying micro & macro evolution; female polymorphism; balancing selection in round-nose grenadier; the genetics of guppy colour polymorphisms; modelling genetic interactions; antagonist selection in flying ants

#eseb2025 #eseb #sciart

8 months ago 17 3 0 0

Just in time for her #eseb2025 poster on Thursday, @squarehare.bsky.social 's paper on the Poecilia bifurca sex chromosomes was published today academic.oup.com/g3journal/ad...

8 months ago 25 7 0 0
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I hate conference apps with a passion.

8 months ago 2 0 0 0

This website seems odd, it assumes MEPs will vote along country blocks, not European or individual parties?

8 months ago 0 0 2 0

I’m really sorry to be missing #eseb2025, but for those sorting out their conference plan there are several lab talks and posters about what we are up to. Spoiler, they aren't all talking about guppies, or even fish! 1/n

8 months ago 8 3 1 0