Mammals can regenerate

Which of the following animals can regenerate it's broken body part?

Which of the following animals can regenerate its broken body parts ?

Mammals can generate

Assertion :- Mammals can breathe an eat at the same time. Reason:- Mammals have negative pressure breathing

Mammals can eliminate both hypotonic and hypertonic urine as needed by the body. Explain.

Which of the following can regenerate entire alimentary canal