Avian sibling cannibalism: Hoopoe mothers regularly use their last hatched nestlings to feed older siblings - Soler, Juan José; Martín-Vivaldi, Manuel; Nuhlíčková, Soňa; Ruiz-Castellano, Cristina; Mazorra-Alonso, Mónica; Martínez-Renau, Ester; Eckenfellner, Manfred; Svetlík, Ján; Hoi, Herbert (Dōngwùxué yánjiū, 2022)
Keywords: Adjustment; Animals; Birds; Breeding; Cannibalism; Clutch size; Clutches; Eggs; Failure; Feeds; Female; Food; Food supply; Foods; Hatching; Humans; Hypotheses; Infanticide; Mothers; Offspring; Parent-offspring interactions; Parental behaviour; Populations; Probability theory; Reduction; Siblings; Spain; Upupa epops; Vertebrates; Spain; Austria; Upupa epops; Hatching asynchrony; Brood reduction; Sibling hierarchy; Clutch size; Infanticide; Ice-box hypothesis; Siblicide