How are parrots able to talk? Bird experts say that parrots learn to 'talk', or imitate human speech, because they become very attached to people and want to get their attention.
Other birds like to mimic sounds, too.
Crows have been known to mimic a dog's bark and a child's cries, among other sounds.
In studies of parrots, experts found that the birds 'talked' more when its owner was absent.
The scientists believed parrots talked in an attempt to bring the person back.
Parrots have been known to learn as many as 100 words. But they do not have a clue as to what they mean! What is the heart-beat of a mouse? There are about 300 types of mouse- like rodents in the world.
Generally, the smaller the mammal, the faster its heart beats.