Cold fish? Not this time. Scientists have discovered that the opah fish (Lampris guttatus) is actually warm-blooded. Unlike the majority of fish, which maintain a body temperature in line with their ...

Opah are usually native to more temperate waters, though not unseen in the Pacific Northwest It's o-fish-al: something incredibly rare happened in Oregon this week. On Wednesday, the Surfside Aquarium ...

Armando Castillo, Joe Ludlow and Travis Savala (left to right) pose with rare opah catches; photo via Excel Sportfishing Anglers aboard the San Diego-based Excel have spent the past several days ...

Officials at Seaside Aquarium were alerted early Wednesday to a rare scene on the sands of the northern Oregon coast: A large, round, glistening opah weighing 100 pounds had stranded ashore. The fish ...

ILOILO CITY — Two rare opah, known for their unusual ability to maintain body temperatures warmer than the surrounding seawater, were caught off Caluya, Antique, on Thursday, Sept. 17. The larger opah ...

Have you discovered opah yet? It’s among the most versatile of fish, suitable for any manner of cooking, flavorful yet mild whether grilled, pan-fried, seared, poached or stir-fried. You can serve it ...

Researchers have discovered the first fish that warms its body much like mammals and birds. Has this bottom-dwelling anomaly been hiding in its deep, cold water home, evading scientists for years? Not ...

A rare colorful fish has washed ashore on the Oregon coast. The 100-pound Opah fish, also called moonfish, was found on Sunset Beach in Seaside, Oregon. The Seaside Aquarium said this type of fish is ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A weird-looking 3.5-foot-long fish was found washed up on an Oregon ...

Southwest Fisheries Science Center biologist Nick Wegner holds captured opah, also called a moonfish. Image via NOAA Fisheries West Coast on Flickr Nature has a way of surprising us with clever ...