Cooperatively nesting birds are vulnerable to social parasites that lay their eggs in host nests but provide no parental care1,2,3,4. Most previous research has focused on the co-evolutionary arms rac
The forces driving extra-pair reproduction by socially monogamous females, and the resulting genetic polyandry, remain unclear. A testable prediction of the hypothesis that extra-pair reproduction par
Ocle-DAB1 and Ocle-DAB2 MHC genotypes for all adults in sampled background population (breeders and non-breeders), with number of chicks each individual has produced.
Glucocorticoids (GCs) are often interpreted as indicators of disturbance, habitat quality, and fitness in wild populations. However, since most investigations have been unable to examine habitat varia