RICHMOND, Calif. (KTVU) - An El Sobrante woman was "grossed out" when she found a parasite in fish she purchased at Costco in Richmond. Felicia Cipolla, who says she's a vegan, tells KTVU her partner ...

Nearly every single freshwater fish in Southern California may be riddled with parasites that could cause serious health issues in humans. Researchers from the University of California-San Diego ...

A biologist made an unexpected discovery while researching fish heads—a bizarre parasitic crustacean that replaces the tongue of its host. Kory Evans from Rice University in Houston spotted the ...

A video made recently in the remote South Atlantic has engaged the imagination of scientists and the general public alike, as it presents a strange and ghostly sight. In the video, two ...