Reposted by Ally Phillimore
Our pre-print analysing the 1 std decline in mass in Wytham great tits has just been published in @animalecology.bsky.social check it out: besjournals.onlinelibrary.wiley.com/doi/10.1111/... @biology.ox.ac.uk
besjournals.onlinelibrary.wiley.com
Early‐life environment drives long‐term decrease in adult body mass in a wild bird population
Using more than 90,000 body mass measures of adult and nestling great tits Parus major, we show that the 1 SD decline in adult mass between 1978 and 2024 is a consequence of changes in the environmen....