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Article
Camille Duval, Auteur ; Phillip Cassey, Auteur ; P. George Lovell, Auteur ; Ivan Mikšík, Auteur ; S. James Reynolds, Auteur ; Karen A. Spencer, AuteurEgg camouflage may explain the adaptive significance of avian eggshell pigmentation in ground-nesting species. Eggshell maculation (spots) is predominantly due to protoporphyrin, but both biliverdin (antioxidant) and protoporphyrin (pro-oxidant)[...]
Article
Camille Duval, Auteur ; Phillip Cassey, Auteur ; P. George Lovell, Auteur ; Ivan Mikšík, Auteur ; S. James Reynolds, Auteur ; Karen A. Spencer, AuteurEgg camouflage may explain the adaptive significance of avian eggshell pigmentation in ground-nesting species. Eggshell maculation (spots) is predominantly due to protoporphyrin, but both biliverdin (antioxidant) and protoporphyrin (pro-oxidant)[...]
Article
Scott A. MacDougall-Shackleton, Auteur ; Karen A. Spencer, AuteurThe developmental stress hypothesis posits that the honesty of bird song is maintained by costs incurred during development, rather than at the time of adult song production. Song is learned, and the neural systems underlying song learning and p[...]
