Luis Miguel Gutierrez Bringas, a sea-diving tour operator, captured video of a massive sunfish in its natural habitat off the coast of Mexico.

Luca Urlando is now the second-fastest American in history behind Michael Phelps in the 200m butterfly after crushing his ...

If there were any contender for a real-life equivalent to the Oliphaunts of J.R.R. Tolkien’s Middle Earth, it would be ...

There are more than 500 species of sharks in the world today and they are some of the best-known predators around. Although ...

Photographer Michael Busch captured video footage of a 6 foot long shark swimming near two unsuspecting snorkelers in the waters near Stuart, Florida.

The octopus in question was no lightweight. It was a Māori octopus, the largest octopus species in the Southern Hemisphere.

Maximus, a ginormous 125-year-old alligator snapping turtle that staff loved to swim with and who brought ... would be “fitting for such a majestic creature,” she said. The turtle was born ...

After swimming the fastest 100-yard butterfly in history during prelims, Virginia’s Gretchen Walsh put her stamp on her butterfly college career with an NCAA championship. The title really wasn ...

The rare sighting, captured on video off the coast of New Zealand and shared by scientists affiliated with the University of Auckland, shows a Maori octopus riding on top of a mako shark, which is the ...

"It makes no sense that these two animals should be at the same place and time to encounter each other," Constantine told NYT. "We have no idea how they found each other." Still, it was a "calm ...