Adoption behaviour by gulls: a new hypothesis

Autor: Percy N. Hébert
Rok vydání: 2008
Předmět:
Zdroj: Ibis. 130:216-220
ISSN: 0019-1019
DOI: 10.1111/j.1474-919x.1988.tb00972.x
Popis: It appears that chicks are selected to run away and seek adoption in a foster-family when the level of investment they receive falls below a certain threshold. Predictions based on this hypothesis are in agreement with the available evidence in the literature.
Databáze: OpenAIRE