Compare respiratory systems of the earthworm, frog, and squid, explaining how the specimen breathes and what organs are involved.

Relax

Respuesta :

Earthworm: Gas exchange through skin
Snake: Evolution of the trachea, epiglottis, and nostrils
Frog: Diffusion
Squid: The water and oxygen enter the squid's body through the mantle.
is the correct answer.