At first glance, this looks like a simple freshwater catch. But this fish is built for one thing - ambushing and tearing into ...

Scientists found opioids and antidepressants accumulating in freshwater fish, raising concerns about wastewater pollution.

The Mekong giant catfish is an endangered freshwater species. Zeb Hogan. Many people are familiar with the epic migrations of zebras and wildebeest across the Serengeti, but some ...

From fish and turtles, to hippos and crocodiles, about 43% of all known large freshwater animal species have been ...

This isn’t just another freshwater catch - it’s one of the most aggressive fish you can hook. Known for striking repeatedly and refusing to back down, this species turns every catch into a real fight.

Scientists have discovered previously unknown microbial communities living in hundreds of wild fish, revealing new insights ...

The management of wounds and burns in both humans and animals is constantly evolving, as doctors strive to find the optimum ...

Campo Grande, Brazil — Some of the longest, most important migrations of species on Earth are happening beneath the surface of the world’s rivers and many are rapidly collapsing, according to a major ...

The tiny fish, called shellears, use microscopic hook-like growths on their fins to ascend—and they take a lot of breaks. The ...

This week’s beachcombing turned up something unusual: a 5-foot alligator gar lying along the wrack line. It’s not the kind of ...

Russell has a PhD in the history of medicine, violence, and colonialism. His research has explored topics including ethics, science governance, and medical involvement in violent contexts. Russell has ...

Asian carps have taken up residence in U.S. waters and can be found in Louisiana. Here's how the invasive species is affecting native fish and plants.