The Texas coastline is seeing a rare and unusual sight: thousands of mysterious sea creatures washing ashore after what experts are calling a “mass die off.” The creatures, commonly known as sea ...

Scientists on California’s Central Coast recently spotted a giant, evasive seven-arm octopus while on a research expedition in Monterey Bay.The rare creature, called Haliphron atlanticus, was seen by ...

These three fish are freaks, phantoms and mysteries of the deep. Here’s what we’ve learned from the rare glimpses we’ve had of their lives. The deep sea is one of Earth’s final frontiers. Given its ...

A bizarre-looking sea turtle left beachgoers doing a double take after it washed ashore in Texas looking like it had a coat ...

Two rarely-seen deep-sea creatures recently washed up on a beach in Mexico and according to legend, it's not a good sign.

Add Yahoo as a preferred source to see more of our stories on Google. Jace Tunnell, of the Harte Research Institute in Corpus Christi, holds an assortment of heart urchin skeletons, more commonly ...