2,2/ Biodiversity changes over time

Read 220 words : https://www.the-scientist.com/image-of-the-day/image-of-the-day-dumbo-octopus-hatchling-30259

https://www.thinglink.com/scene/875410179351379969

These Beautiful Creatures Spend Their Entire Lives in Darkness : https://www.nationalgeographic.com/news/2016/04/160415-life-in-the-dark-dumbo-octopus-glowing-squid-blind-salamander/#/01-life-in%20dark-octopod.jpg

video 5' : https://youtu.be/LUkPBW-C4vI The best of Davy Jones (HD)

video 3'54 : https://youtu.be/ebeNeQFUMa0 Extraordinary Octopus Takes To Land | The Hunt | BBC Earth

video 2'34 : https://youtu.be/BFda1MZ54G4 A Sneaky Coconut Octopus Uses Tools to Snatch a Crab

Octopuses have round bodies and eight sucker-covered limbs. Squids have a more triangular shape and 10 limbs—eight arms and two tentacles. Both range in size, but the largest squids (around 60 feet) are far larger than the biggest octopuses (around 16 feet).18 mars 2022

Squid vs. Octopus: Understand The Differences - Dictionary.com

In general, they are hunted (and eaten) by predators that are fast-swimming and hunt by sight. This includes sharks, bony fishes, marine mammals and seabirds, as well as other cephalopods.

Cephalopod Predators

The giant squid (Architeuthis dux) is a species of deep-ocean dwelling squid in the family Architeuthidae. It can grow to a tremendous size, offering an example of abyssal gigantism: recent estimates put the maximum size at around 12–13 m

https://en.wikipedia.org/wiki/Giant_squid

video 2'22 : https://youtu.be/iqHuTElRwmo?si=LcS6xpm2K6Oa2Z0e Octopus eggs hatching.