Related terms:
erithacus
arbitrariness
wild bird
wild caught
african grey
many parrots
parrots of telegraph hill
grey parrot
alex foundation
hill myna
psittaciformes
language evolution
cockatoos
hyacinth macaw
three genera
pet parrots
clever hans
animal language
cultural transmission
lorikeets
hockett
whale song
pet trade
Wikipedia sources:
African Grey Parrot
Parrot
Psittacini
Talking bird
Irene Pepperberg
Animal language
Context for words:
african
grey
parrot
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