Dolphins are considered one of the world's most intelligent animals, and they have several cognitive abilities that set them apart. Many researchers consider intelligence to be a combination of perception, communication, and problem-solving.

11 40

23 41

42 41

19 40

42 42

15 41

15 11

23 40

20 10

11 10

9 20

20 40

18 20

15 10

42 44

10 11