Key Information
Squid
| Species | Over 300 species |
| Diet | Carnivore |
| Length | 0.4 inches to 43 ft |
| Weight | Up to 1,091 lb |
| Lifespan | Varies, usually one year |
| Classification | Mollusca > Cephalopoda > Decapodiformes |
| Conservation Status | Varies |
| Habitat | Seas and oceans |
Learning Point
- Squid are a group of cephalopods with eight arms and two tentacles, large eyes, and the ability to intelligently hide or hunt. They move through jet propulsion, and some species are the largest known invertebrates.
Project
- Draw a squid using its camouflage to hide itself.
- Overview
- X-Ray
Media
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Location
| Places | All seas and oceans |
Fun Facts
- Some squid, such as the Humboldt squid, are intelligent enough to hunt in groups, combining their efforts to trap and catch more prey.
- Many squid have forms of camouflage, enabling them to hide from predators or to surprise their prey. Some are able to adjust their colours within a fraction of a second.
- The largest known squid is the Colossal squid, which is thought to be up to 43 ft long, though the largest caught are about 33 ft long.
- Squid use jet propilsion to move quickly through the water, and a special sort of ink to hide from their predators.
Past Lessons
| 10 | August 13, 2026 | (North America) |