Mudskippers break the rules of fish biology by breathing through their skin, walking on their fins and thriving on land where water disappears twice a day.

Yes, people really do underestimate the cognitive abilities of fish. Study co-lead author, Maëlan Tomasek, with a fish “volunteer” in the behavioral experiment ...

There’s a beautiful example of symbiotic mutualism playing out in our oceans: the pairing of the great goby fish and pistol ...