Seeing if the fish could do math was similar to training a dog ... “You have to take a second and count” — which is not easy for a fish. Other animals have also been shown to recognize ...

A new study reveals that fish are capable of doing simple math problems ... and calculate small quantities without really having to count them — just like a person looking at their change ...

Then, she saw a flyer: Did you know that babies can count ... fish: Guppies are sensitive to numbers in the environment. Of course, primates are. Salamanders. Various insects. It's this basic ...