Warble duets seem linked to active territory defense. Physical fights in the wild were always preceded by warble duets. Playback experiments also showed that parrots increased warble duets when ...

Like humans, parrots have distinct vocal dialects and, like humans, they learn those dialects from their family and friends, so those dialects change when they relocate to a new area. Yellow-naped ...

Steve Wood has 22 birds, but only Freddie, a yellow-naped Amazon parrot, is loud enough to alarm the police Police swooped in on a home following reports of a screaming woman — and found a loud parrot ...