Found: First warm-blooded fish (and we’ve been eating it for years) By Imants Priede. 4 minute read Updated 1:30 PM EDT, Sat May 16, 2015 Link Copied! Zoological oddity — Until ...

This story has been updated. It’s one of the most basic biology facts we’re taught in school growing up: Birds and mammals are warm-blooded, while reptiles, amphibians and fish are cold ...

First warm-blooded fish found. By Stephanie Pappas. May 15, 2015 / 10:07 AM EDT / Livescience.com ... [See Photos of the Gigantic Warm-Blooded Opah (Moonfish)] Undersea moon.

Move over, mammals and birds, and make room for a fish called the opah in the warm-blooded club. Researchers said in the journal Science on Thursday that this deepwater denizen is the first fish ...

First Warm-Blooded Fish Discovered. The opah's warm blood allows it to swim faster at depths nearing 400 meters. By Stephanie Pappas & LiveScience. Join Our Community of Science Lovers!

Tuna, opah, and billfishes such as marlins and swordfish are among the 0.1% of fish species that are warm-blooded. Evidence ...

As it turns out, it’s the only “truly warm-blooded fish,” according to National Geographic — and it’s pretty fast, to boot. Usually, a fish's overall temperature matches the water it's in.

Body temperature in the opah. (N.C. Wegner et al./Science) For example, pectoral muscle temperature among free-swimming opah ranged between 1.2 to 4.8 degrees C above ambient temperature in waters ...

Most fish have body temperatures that match the surrounding water. A small number of them can warm specific parts of their bodies. Swordfish, marlins, and sailfish, can temporarily heat their eyes ...

Warm-blooded fish is an agile predator. An opah captured during longline surveys by the Southwest Fisheries Science Center. NOAA Fisheries West Coast — -- With its tire-sized frame and ...

First ever fish found to have a warm heart and maintain a high body temperature has been hiding in plain sight for years on our dinner plates.

It’s one of the most basic biology facts we’re taught in school growing up: Birds and mammals are warm-blooded, while reptiles, amphibians and fish are cold-blooded. But new research is ...