This 375-million-year-old fish, the closest known relative of the ancestors of limbed animals such as humans, likely evolved ...

You won’t believe what bit the line this bizarre, alien-looking fish showed up covered in strange growths… and it went for a hotdog. In this video, we take a closer look at the catch, what might be ...

The aquarium reported that the dead fish was 6.9 feet long, which is considered average in size. Mola mola can grow up to 10 feet long and weigh as much as 5,000 pounds.

Imagine a world where just six out of every 100 newborns make it to their teenage years, the rest unable to survive ...

A huge Mola Mola fish, also known as an ocean sunfish, found itself stranded near the Florida coast. What's a very large and strange fish. Here's what it is.

A huge Mola Mola fish, also known as an ocean sunfish, found itself stranded near the Florida coast. What's a very large and strange fish. Here's what it is.

Colorado Parks and Wildlife is investigating an outbreak of sores on rainbow trout in Eagle County waterways, with bacteria and stress the primary suspects.

The decaying fish had been dead "for quite some time," experts say. A 7-foot-long ocean sunfish, also known as a Mola mola, recently wash up on a beach at Hug Point State Park in Oregon.

As the water slows down in local rivers and creeks, fish may not always be as comfortable with the warmer water, but often fish food — those little bugs known as “macroinvertebrates” — become easier ...