25K views · 14 reactions | See footage of a rare, swift octopus attack on an unsuspecting crab—one so aggressive it surprised even marine biologists. | National Geographic | Facebook

49K views · 1.3K reactions | Happy World Ocean Day! Here's hoping you never stop exploring and appreciating the wonders of our ocean. [We saw this very active Pacific fourhorn octopus (Pteroctopus hoylei) while exploring an unnamed seamount northwest of Holanikū (Kure Atoll) in April. For more from the expedition, visit: https://oceanexplorer.noaa.gov/okeanos/explorations/okeanos-beyond-the-blue/ex2503/welcome.html.] | NOAA Ocean Exploration | Facebook

Coconut #octopus (Amphioctopus marginatus) may get their name from taking shelter in discarded coconut shells, but that doesn’t mean they won’t investigate other items for protective potential. This one’s trying to find out if a glass jar will do the trick. 🐙 | Science Channel