While colour is an important signal for birds, so, apparently, is smell.
For the first time, scientists have shown that crimson rosellas can sniff out their own subspecies by the smell of their feathers.
by Karl Gruber
A bird’s sense of smell may be just as important as its sight in identifying family or potential mates.
Crimson rosellas (Platycercus elegans), colourful parrots that inhabit eastern and south-eastern Australia, can identify their own subspecies based on the odour of another bird’s plumage, according to a new Australian study.
The findings, published recently in the journal Animal Behaviour, represent the first known case of such ability in any bird species…
(read more: Australian Geographic)
photograph via Deacon University