In recent research, “birds have emerged as rivals to chimpanzees and dolphins for the title of the most intelligent non - human animals, ” reports The Sunday Times of London.
Hiljutisest uurimusest selgus, et „linnudki pretendeerivad lisaks šimpansidele ja delfiinidele kõige intelligentsema looma tiitlile ”, teatab Londoni ajaleht„ The Sunday Times ”.