"crocodile tail" is a thing. "Body" is very generic, what kind of body? "Without a body" might not do anything for the prompt, try it without. "Crocodile with

"crocodile tail" is a thing. "Body" is very generic, what kind of body? "Without a body" might not do anything for the prompt, try it without. "Crocodile with just the body" is probably understood as just "crocodile" because "crocodile without a body" isn't in the training set to understand the nuance of the negative.