The glacial Arctic Ocean was not a barren ice desert but a breeding ground for the evolution of cold adaptation in marine ...

New research, led by the University of Glasgow reveals that adaptation to warmer waters causes fish to display a range of behavioral and biological differences, including obesity, overeating and lower ...

Fish bones with hump-like swellings along the spine are known as 'Naruto bones' in red sea bream. They are often called ...

The Polish Geological Institute-National Research Institute reports a Lower Devonian (419 to 393 million years ago) fossilized trackway in the Holy Cross Mountains, Poland, attributed to dipnoan fish.

An international team of scientists recently led a detailed study of eastern rainbowfish, Melanotaenia splendida splendida, a freshwater species that is popular in the aquarium trade. Eastern ...

Teleost fish exhibit a remarkable suite of blood‐related adaptations that underpin their ecological success in diverse aquatic environments. Unlike mammalian red cells, teleost erythrocytes retain a ...

A flying fish launches itself out of the ocean off the coast of Namibia, trading one predator for another. What the ...

WASHINGTON (Reuters) - While people and other vertebrates are color blind in dim light, some deep-sea fish may possess keen color vision to thrive in the near total darkness of their extreme ...