Dogs/Cat
How many heart chambers does dog/cat have
4 Chambers 
How many heart chambers does a bird have
4 Chambers 
How many heart chambers does a snake have
3 chambers 
How many heart chambers does a lizard have
3 Chamber
Pulmonary circulations/ Systemic Circulation
Which step in a bird's blood flow drops into the right ventricle and pumps it to the lungs.
second step: to the lungs
What is shunting?
The ability to redirect blood
oxygenated blood from lungs travel through pulmonary veins and into left atrium
Oxygenated collection