Scientists capture an octopus slapping a grouper fish in the South Pacific Ocean, a practice which they believe is related to hunting.

In this video, we join commercial aquarium fish divers on an underwater mission to catch tropical fish and invertebrates from the ocean. Witness how these divers safely and legally collect marine life ...

Divers explore the ocean and discover an incredible massive octopus hiding underwater. While diving and cleaning trash, the unexpected encounter turns the dive into an amazing wildlife moment.