Summary: (Blank Abstract)
Koko the gorilla has a sign vocabulary of 500 words and does Internet chats. Alex the parrot knows the names of more than 100 different objects, 7 colors, and 5 shapes; he can count objects up to 6 and speaks in meaningful sentences.
Michael the gorilla loved Luciano Pavarotti and refused to go outside when he was on TV. Hoku the dolphin grieved when his companion, Kiko, died. Flint the chimp died of a broken heart after the death of his mother.