"Our hypothesis was that a fish accustomed to 20 degrees Celsius water could tolerate a maximum of, say, 35 C." Experts describe troubling behavioral changes in fish: 'Our results provide insights' ...

Roach fish that migrate between different lakes and water courses have larger pupils and better eyesight than roach fish that stay in one place. The adaptation makes it easier for the red-eyed ...

Sheer drama. That's what the Great Sand Dunes are. Starkly beautiful desert dunes set against a backdrop of pretty, snow-capped mountains—not something you'll usually see in any popular places you'll ...

Roach fish that migrate between different lakes and water courses have larger pupils and better eyesight than roach that stay ...