Earthworms, Grasshoppers, and Birds All Have A

Question

Earthworms, grasshoppers, and birds all have a
A) gastric cecae.
B) larynx.
C) crop.
D) pharynx.
E) epiglottis.

Accepted Answer

Only choice C) crop is present in all three organisms (earthworms, grasshoppers, and birds). Gastric cecae is only present in some fish, larynx is only present in mammals, pharynx is present in many organisms including humans but not necessarily in all earthworms, grasshoppers, and birds, and epiglottis is only present in mammals.