Question

name the animal whose breathing movement is not visible.

Answer 1

Heyya!



It has been found through several studies that turtles and crocodiles while respiration shows no movement of their body as both do not possess a diaphragm. Although if turtle had a diaphragm, the rigid structure of the shell would prevent the turtle to expand its ribs while breathing.  


Hope it helps!☺️

Answer 2

Hey,

The earthworm can also be since it respire from skin which does not show movement