Spinner dolphins have up to 240 teeth, while Risso's dolphins have only 14 ... Dolphins sleep, but they do it in a very ...

First responders said the dolphin's flesh appeared to have been 'butchered' when its carved carcass washed up on a Jersey ...

Spinner dolphins have up to 240 teeth, while Risso's dolphins have only ... Dolphins sleep, but they do it in a very different way than humans do. These creatures sleep with only half of their ...

Colombian marine biologist Fernando Trujillo has spent a lifetime working with the endangered creatures, which offer a window ...

Manhattan Beach, Mark McDermott, red tide, toxic algal bloom - b A toxic algal bloom in local ocean waters is causing a wave ...

New research reignites debate over the size of this extinct giant, also suggesting it looked unlike a great white ...

and even other whales and dolphins. Sperm whales dive up to 3,000 feet (900 m) below the ocean's surface to hunt for giant squid and other deep-sea prey. Some toothed whales use only their teeth ...

U.S. Department of Health and Human Services Secretary Robert F ... that fluoride is a naturally occurring mineral that can prevent tooth decay and strengthen teeth against cavities, which is why many ...