Nature often puts on incredible displays. A recent example caught on camera shows thousands of bumblebee catfish (Rhyacoglanis paranensis) climbing waterfalls in southern Brazil. This is the first ...

Liz is a marine biologist, environmental regulation specialist, and science writer. She has previously studied Antarctic fish, seaweed, and marine coastal ecology. The bristlenose pleco (Ancistrus ...

Six critically endangered Mekong giant catfish—one of the largest and rarest freshwater fish in the world—were caught and released recently in Cambodia, reviving hopes for the survival of the species.

Let’s not talk about hurricanes after what we went through last week with Ian. Maybe it is time to look at one of the more common and extremely popular groups of fish found in the St. Johns River: ...

A population of the new species was discovered in a small isolated stream about 40 inches wide and up to 13 inches deep, according to a study. Costa WJEM, Feltrin CRM, Mattos JLO, Vilardo PJ, Katz AM ...

ANN ARBOR, Mich.---Name all the venomous animals you can think of and you probably come up with snakes, spiders, bees, wasps and perhaps poisonous frogs. But catfish? A new study by University of ...