What are the lines along a fish called?What lives in the sea with 10 legs?

Question

What are the lines along a fish called?What lives in the sea with 10 legs?

Answer 1

At the side of the fish, a line may be seen. This line is called the Lateral Line System. It senses the vibrations in water and the changes in temperature.

A squid has ten legs. They are Decapods.

Answer 2

Squids are a sea creature with 10 legs.

A squid has 10 legs. The biggest invertebrates are giant squids. They can be 73 feet long and weigh 3 tons. They have the biggest eyes -sixteen inches across.