A 400-million-year-old jawed fish fossil found in the Arctic, Romundina gagnieri, could be a key link in the evolution of ...

Studies reveal fish don’t just react by reflex. Their nervous systems prioritize pain, triggering stress and trauma that can last minutes.

Explore beginner-friendly aquarium fishes that are easy to care for and perfect for first-time pet owners looking to start ...

A pair of paleobiologists from Scripps Institution of Oceanography, UC San Diego have determined that the world’s most numerous and diverse vertebrates ­– ray-finned fishes – began their ecological ...

Adapted fromWhat a Fish Knows: The Inner Lives of Our Underwater Cousins, by Jonathan Balcombe, by arrangement with Scientific American/Farrar, Straus and Giroux, LLC (US), Oneworld (UK), United Sky ...

The Loveland Living Planet Aquarium is set to host their annual Valentines Day event, "Kisses and Fishes," on Feb. 14.