Natural variation in yolk fatty acids, but not androgens, predicts offspring fitness in a wild bird
In egg-laying animals, mothers can influence the developmental environment and thus the phenotype of their offspring by secreting various substances into the egg yolk. In birds, recent studies have demonstrate...
Source: Frontiers in Zoology - Category: Zoology Authors: Lucia Mentesana, Martin N. Andersson, Stefania Casagrande, Wolfgang Goymann, Caroline Isaksson and Michaela Hau Tags: Research Source Type: research