Squid belongs to Cephalopoda, Ensheatha, Squid, sepiidae. Squid is an animal of the order Cephalopoda in mollusca. When the squid encounters a strong enemy, it will use "inkjet" as an escape method and wait for an opportunity to leave, so it has names such as "squid" and "cuttlefish". There are pigment vesicles in the skin, which will change color and size with the change of "mood". Squid belongs to Cephalopoda, Diptera, Decapoda, Squid Family.

2. Different shapes

Squid has a slender body. The tail is pointed and conical, and the whole can be described as a bullet. Squid has a wide body and a relatively oval tail.

3, feel different

Squid has hard bones and feels hard. Squid has only a transparent film in its body and feels soft. The inner fin is different, and the squid inner fin is triangular in two pieces at the tail. Squid internal fins are on both sides of the body to the tail, showing two long strips.