Chapter
Evolution of Cephalopods
07:58 - 13:40 (05:42)
An exploration of the evolution of cephalopods and how they split into octopus and squid, with a focus on their arms and tentacles.
Clips
Learn about the vampiromorpha species of cephalopod, the vampire squid from hell, and its place as a living fossil dwelling in the oxygen minimum zone below 600 meters.
07:58 - 08:58 (01:00)
Vampire squid
Summary
Learn about the vampiromorpha species of cephalopod, the vampire squid from hell, and its place as a living fossil dwelling in the oxygen minimum zone below 600 meters.
ChapterEvolution of Cephalopods
EpisodeEverything We Know About Squids
PodcastStuff You Should Know
Dumbo octopuses are not carnivorous and feed on marine snow.
08:58 - 10:37 (01:38)
Dumbo Octopus
Summary
Dumbo octopuses are not carnivorous and feed on marine snow. They use lines to catch the snow, and have a little head but lots of small arms and tentacles.
ChapterEvolution of Cephalopods
EpisodeEverything We Know About Squids
PodcastStuff You Should Know
Squids have evolved to have arms that function like grabby arms rather than tentacles in an ongoing "arms race" in the ocean.
10:37 - 13:40 (03:02)
Squids
Summary
Squids have evolved to have arms that function like grabby arms rather than tentacles in an ongoing "arms race" in the ocean.