A woman in Poulsbo, northwest of Seattle, spent decades feeding raccoons. Six weeks ago, that turned into a problem for her.

Research by A. Peter Klimley on sharks and rays breaching reveals it functions mainly to remove parasites, attract mates, or hunt prey.

Nature is filled with fascinating examples of symbiotic relationships, where different species rely on each other to thrive.

Your risk of having a parasite is higher if you live in or visit an area where parasites are common or where human or animal waste is not treated properly. Childcare and long-term care facilities are ...

Researchers have discovered that the bluestreak cleaner wrasse – which are about the size of a human finger – will check its body size in a mirror ... which get their name because they provide a ...

Several fish species such as sea robins and gurnards have leg-like limbs that some use to walk and others use to dig. Scientists say a gene also found in humans is behind the "leg" development and ...

A “weird” species of “walking” fish is helping shed light on how humans evolved to stand upright millions of years ago, according to scientists. The sea robin, a bony fish that lives at ...

A “weird” species of “walking” fish is helping shed light on how humans evolved to stand upright millions of years ago, according to scientists. The sea robin, a bony fish that lives at the bottom of ...