Add Yahoo as a preferred source to see more of our stories on Google. In 2000, scientists spotted a bioluminescent mollusk in the deep sea. The animal was so unique that they had no idea what it was ...

Add Yahoo as a preferred source to see more of our stories on Google. Amazingly, some animals can survive decapitation, according to a new study. Researchers discovered that two species of Japanese ...

Imagine biologist Sayaka Mitoh’s surprise the day she found that a sea slug in her lab was suddenly missing its body. Or its head, really—depends on your perspective. Either way, the sea slug was in ...

You've heard of animals that can lose and then regenerate a tail or limb. But scientists reporting in the journal Current Biology on March 8 have now discovered two species of sacoglossan sea slug ...