Percentage of species of passerines, raptors and Ciconiiformes species with migratory habits on island versus mainland (sedentary species = 0, migratory species = 1).
posted on 2013-02-20, 16:32authored byMiguel Ferrer, Keith Bildstein, Vincenzo Penteriani, Eva Casado, Manuela de Lucas
Passerines do not changes of migratory habits between island and the mainland. In contrast, raptors, storks and herons changed to all-but-entirely sedentary on islands.