African Grey Parrots have the capacity to have a vocabulary of over 950 words

parrot

Of more than 350 species of parrot, the African Grey parrot is among the most popular. They are more intelligent than many parrots, and able to understand word meanings as well as sounds. African Grey parrots have been known to have vocabularies as high as 950 words, and many have sufficient vocabularies to read English, were they able to read.