We've got a lineup of iconic species to test your shark ID skills this #SharkAwarenessDay. And there's a catch: you've only got silhouettes to go on. (You can check out cool facts and videos of each shark in the answer slides!)
Researchers tagged a deep-sea shark in its natural habitat and the footage is pretty crazy
Prowling the depths of the deep ocean is an almost prehistoric predator.
4 years ago