If you’ve ever wondered what squid ink is made of, here’s your answer: Generally, cephalopod ink includes melanin, enzymes related to melanin production, catecholamines, peptidoglycans, free amino acids and metals. But mostly melanin. And mucus.
The sequel is going to go a bit dark: this is a deep ocean sponge. It’s dark and ominous, and it’s also carnivorous, with sticky spines for capturing and killing passing animals. I think that thing has been waiting for me in a lot of my nightmares.
You Californians have no excuse. Go to the coast and stop by the Monterey Bay Aquarium Research Institute and see the Vampyroteuthis. Oh, wait, that’s the fake inflatable one. I don’t think you’ll get to dive down into the deep dark and see a real one. You might not want to.
Living a languorous life and occasionally nibbling on a jellyfish has its virtues.
We’re making the planet a better place for cephalopods. It also helps that humans are busily destroying teleost populations. P.S. There’s a video at the link titled “8 reasons octopuses rule the oceans”. Don’t bother with it. It is 8 incredibly idiotic reasons that have nothing to do with their success. I felt stupider after…