A Mexican marine biologist was seriously injured after he was attacked by a shark while working off Costa Rica's Pacific coast and transferred to a hospital in the country's capital on Monday, ...

Anglers on a sport fishing trip off Costa Rica reeled in their lines and were stunned when a bright orange shark surfaced near the boat. The 6-foot-long predator turned out to be a first-of-its-kind ...

One fish, two fish, red fish — orange shark? Scientists came across a bright orange shark in the wild whose creamsicle-colored skin was pigmented by two genetic conditions that are exceedingly rare ...

Even in an era when most discoveries are made through satellite data or deep-sea cameras, finding something entirely new in the day-to-day still feels electric. Such a moment arrived off Costa Rica’s ...

Costa Rica is a beautiful country. It’s a very popular summer destination, especially for eco-tours and swimming. Not only can you swim and relax on the beaches and hike mountains and beautiful trails ...

Costa Rica is home to 93 species of sharks and rays, representing 8% of the global diversity of these marine animals. However, over half of these species (56%) are endangered. Locally, they face ...

Anglers off Costa Rica caught a 6-foot-long nurse shark with an orange-yellow hue in a first-of-its-kind sighting, a study said and photos show. Photo from Garvin Watson, shared by Marioxis ...