“Say ‘Polly wants a cracker!'” This classic catchphrase is actually quite an insult to the birds who are among the most intelligent creatures on Earth. One particularly famous example was Harvard-based African gray parrot Alex, who not only developed a vocabulary of over 500 words, but also understood their meaning. But will these fascinating animals survive the impending species crisis?
Click here for original story, ‘A parrot as a pet is like a toddler who never grows up’: Suitability of endangered parrots as pets
Source: Phys.org