Jørgen Søraker

@jorgensoraker.bsky.social

DPhil student at the Edward Grey Institute, University of Oxford

New paper out in Biological Reviews📝🚨 When trying to explain why female birds engage in extra-pair copulations/paternity, we mostly focus on the benefits. But what about the costs? Should we not consider the downsides of the behavior we try to understand? 🧵 onlinelibrary.wiley.com/doi/10.1002/...

The costs of extra‐pair behaviours in birds

Extra-pair behaviours – reproductive behaviours, including those related to copulation and paternity of offspring, amongst animals outside of a social pair bond – have long intrigued behavioural ecol...

onlinelibrary.wiley.com

🚨🚨 Breaking news from Wytham Woods: The 80th year of data collection of the long-term tit study officially started today with this nest with 3 Blue Tit eggs (pic: @mcmahok.bsky.social). First egg inferred 23 March which is our earliest EVER nest - beating the previous record of 26 March by 3 days!🚨🚨

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The last of what’s been an outstanding term’s @egioxford.bsky.social seminars this Friday. All planned and organised by DPhil students & postdocs. Many available on our YouTube channel www.youtube.com/@EGIOxford

EGI Oxford

youtube.com

Edward Grey Institute@egioxford.bsky.social · 5mo ago

This week's EGI seminar (last this term 😢) will be given by Dr Jennifer Morinay from @sheffielduni.bsky.social on the factors affecting helping decisions in the Long-tailed Tit - the UK's only cooperatively breeding bird. Seminar in @biology.ox.ac.uk LT1 on Fri 27 Mar at 3.30. All welcome details ⬇️

Can you spot the bird in the picture? Really looking forward to the EGI seminar tomorrow that will be given by Prof Innes Cuthill on defensive coloration! Also streamed, so contact us if you want to tune in! Details below⬇️

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Looking forward to an excellent series of seminars for the forthcoming term - programme now full till late March & will share programme very soon when we have a few last details. All seminars will be at 3.30 on Fridays in the Life & Mind Building (and usually streamed live)

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This week's seminar - last of this term - is our annual Christmas Seminar. We're welcoming Prof Tim Birkhead back to where he studied as a DPhil student ~50 years ago (can you can spot him in this 1978 photo?) Tim will be talking about "Sperm to Egg: Making a Biologist" - 3pm LT1 in the LaMB

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