'Horror frog' breaks own bones to produce claws

""Amphibian horror" isn't a movie genre, but on this evidence perhaps it should be. Harvard biologists have described a bizarre, hairy frog with cat-like extendable claws. Trichobatrachus...

Stingray - life of stingray fish in the wild

"They live in the bottom parts of shallow tropical waters. Looking carefully, you are likely to find them lying on a seabed, buried or partially covered with sand. They can move very rapidly when threatened or in pursuit of a passing fish. They also eat mollusks and...