Bonaparte's gull [SEP] IUCN conservation status
Both parents tend the young. The time it takes the young to fledge is unknown. Bonaparte's gulls may live to 18 years.
Behaviour Voice.
Bonaparte's gull has a voice described as nasal and raspy, with calls variously transcribed as "cherr" or "cheeer".
Conservation.
Because of its extremely large range and its increasing population, Bonaparte's gull is listed as a species of least concern by the International Union for the Conservation of Nature. In North America, it is protected by the
fall victim to the kelp gull ("Larus dominicanus") and Pacific gull ("Larus pacificus"), particularly if parent birds have been disturbed.
External parasites include the feather mite species "Morinyssus simplex"—collected from a museum skin of Australasian gannet— the bird louse species "Pectinopygus bassani", and the tick species "Ixodes eudyptidis", the widespread "Ixodes uriae" and "Carios capensis".
Conservation status.
The International Union for the Conservation of Nature (IUCN) lists the Australasian gannet as