Patterns of natal dispersal are generally sex-biased in vertebrates, i.e. female-biased in birds and male-biased in mammals. Interphyletic comparisons in mammals suggest that male-biased dispersal occ
The avian incubation period is associated with high energetic costs and mortality risks suggesting that there should be strong selection to reduce the duration to the minimum required for normal offsp
A dataset containing 3540 species occurrences available in GBIF matching the query: { "and" : [ "TaxonKey is one of (Accipiter superciliosus (Linnaeus, 1766), Anabacerthia amaurotis (Temminck, 1823),