Cuttlefish: Facts, Habitat, Anatomy

1: What are cuttlefish?

Cuttlefish are marine animals closely related to octopuses and squids. 

2: What makes cuttlefish unique in appearance and movement?

Cuttlefish have oval-shaped, soft bodies with chromatophore cells that enable rapid color changes. They possess two side fins for undulating movement and a siphon under their head for jet propulsion.

3: How do cuttlefish defend themselves?

To escape predators, they can camouflage, mimic other animals, or expel ink clouds to obscure vision and mask scent.

4: Are cuttlefish considered intelligent?

Cuttlefish are among the smartest invertebrates, comparable to crows and primates.