Anemonefishes are a group of damselfishes "that exclusively live symbiotically with sea anemones," researchers said in a July ...

In a mid-sized lake of Switzerland, a “robust” creature with “slim” bumpy lips swam through the shallow water, or it tried to, at least. But something zapped it and caused it to float to the surface.

Loaches include a wide variety of fish, but are typically small and found in freshwater systems. They are typically nocturnal ...