a: respiratory system ~
b: a cul-de-sac
What:
"While the mammal respiratory system is like a cul-de-sac, birds have a flow through system."
Useful?
Writer: Not Stated
LCC:
Where:
Date: Jan 23 2015 10:52 AM
# 7116 Critique Analogy
"While the mammal respiratory system is like a cul-de-sac, birds have a flow through system."