Fish on drugs

Psychiatric medications passing through sewage treatment plants could be dramatically changing the behavior of fish. After researchers discovered low levels of common anti-anxiety drugs called benzodiazepines in perch living downstream from a treatment plant in southern Sweden, they tested the same concentrations of the drug on fish in the lab. They found that the medicine made the fish lose their […]

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Antarctica’s Crocodile Icefish : The Frozen Marvel of Antarctica

Antarctica's Crocodile Icefish

Antarctica’s Crocodile Icefish Deep beneath the frigid waters of the Southern Ocean, a unique creature thrives in an environment most fish could never survive—the Crocodile Icefish (Channichthyidae). Found only in the Antarctic’s icy waters, these remarkable fish have evolved some of the most extraordinary adaptations in the animal kingdom, including antifreeze proteins and blood unlike any other vertebrate on Earth. […]

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