The difference between soft-shelled turtle and tortoise: the simplest way to distinguish is:?

1, the glans penis is round. The tortoise is a kind of tortoise with a pointed head. ?

The tortoise has a hard shell. Turtles are soft-shelled turtles with smooth surfaces. ?

There are patterns on the turtle's back, and the turtle's back is black without patterns. ?

Turtles don't bite. If you touch the tortoise with a branch or something, it will draw its head back. If the tortoise wants to bite, it will bite if it touches the branch with something like a branch.

It's easier for you to understand if you have a picture. ?

Tortoise (tortoise), you can see that the mouth is prominent and sharp:

Tortoise (tortoise) picture: