Plasma insulin-like growth-factor 1 (IGF-1) concentrations predict early life-history traits in a wild mammal
Sanjana Ravindran, Yolanda Corripio‐Miyar, Joel L. Pick, Xavier Bal, Jill G. Pilkington, Josephine M. Pemberton, Daniel H. Nussey, Hannah Froy
This study shows that higher plasma IGF-1 levels in wild Soay sheep lambs correlate with better morphological traits and increased survival and reproductive success.
Functional Ecology · May 1, 2026Peer-reviewedEcology