Did You Know: Octopuses can breathe through their skin! Octopuses can be observed out of the water hunting for crabs on shore, but how do they breathe? Their secret is cutaneous respiration! In certain circumstances, 40% of their oxygen intake can come through their skin. This video is from Cindy Lane Art who said "This Octopus was amazing with his colour changes. Starting off deep red in the water and seaweeds, he changed to match his surroundings as searched the rockpools for unwary crabs. 🐙�