Most carnivores have teeth to grasp and eat prey, so marine animals with teeth are not uncommon. Sharks, dolphins, eels, whales, many fish species, and marine mammals like seals and sea lions have ...

New guidelines offer scientists and fisheries a way to tell the age of an octopus. By Laura Baisas Published Apr 11, 2024 11:59 AM EDT Get the Popular Science daily newsletter💡 Breakthroughs, ...

Forget about a hole in the bottom of the sea, this octopus has found a hole in the beach. All octopuses have gills, so they require water to breathe. However, some octopuses can leave the water for ...

Octopuses have been around for hundreds of millions of years, but did you know that most only live for a few years, dying soon after mating or laying eggs? Until now that hasn’t been a problem, but ...

Equally mysterious and beautiful, octopuses are captivating creatures. There are over 300 octopus species, and they thrive in ...