A study by Dr. Martin Ebert and Dr. Martina Kölbl-Ebert examined the remains of some 4,200 Tharsis fossil specimens. They ...

The river roars in the heat of the summer. The water is clear and cool, and a respite from the high sun. An angler leans back ...

Active shark species like the mako and great white shark tend to swim closer to the surface because of their need for speed.

Discover how to land and properly hold a fish without harming it or yourself. Learn beginner-friendly tips for gripping bass, trout, catfish, and more.

Many animals that live in water need to come up to the surface to breathe, but they can still spend impressive lengths of ...

Each year, a trillion or so fish are pulled from the water, typically destined for our plates. While it's hardly a pleasurable outcome for the animal, a new study has just put a sobering number on ...

The mudskipper fish found across mudflats and mangroves in regions from Africa to South America is an amphibious creature with quirky eyes, strong fins, and adaptations that help it to live on land.

MCs were usually much larger in the skin than in the gills, with the latter requiring fewer and smaller cells for adequate respiration. Their findings also highlight a variation in the mucosal ...

This process follows the same basic principles as gill respiration in fish or lung respiration in mammals, relying on concentration gradients to facilitate gas exchange, but it occurs in an unexpected ...

When water flows through the cloaca, oxygen molecules diffuse across this membrane and enter the bloodstream, while carbon dioxide moves in the opposite direction and is expelled. This process follows ...

Toxic algae kills fish, sharks, octopuses in South Australia: study Unusual temperatures and calm seas are fueling a deadly underwater crisis. News Desk May 13, 2025 ...