If someone asked you if fish could count, your response would probably be… probably not? Counting seems like an ability far beyond the cognitive functions of a fish, right? Perhaps not. While the ...

Many people tend to think of clownfish, with their distinctive white bars against an orange, red, or black background, as a friendly sort of fish, perhaps influenced to some extent by the popular ...

Can fish do math? Well, no, not like people, but cichlids and stingrays have demonstrated that they can add and subtract by one when shown a group of up to five objects. Don’t believe it? Even the ...

Mosquito fish don’t just count on each other for protection from predators — they literally count each other for such protection. These guppylike fish can use numerical information to identify the ...

Fish are helping researchers track down the origins of how brains compute mathematics, reports a review in Frontiers in Neuroanatomy. An international team has reviewed more than 200 publications, ...

Adult fall-run Chinook salmon congregate near the Nimbus Hatchery Fish Ladder on the American River in Sacramento County in this October 2012 file photo. (Photo by Carl Costas/California Department of ...