T-REX'S HAVE NO HEARTS!!!!!! they are very heartless animals
rawr.
o-<--<l8
skateboarder.
There are few benefits to a 3 chambered heart, a 4 chambered heart is more effective.
There are few benefits to a 3 chambered heart, a 4 chambered heart is more effective.
Most reptiles have a 3-chambered heart. Crocodiles and alligators have a 4-chambered heart.
Birds have a 4-chambered heart, a characteristic in common with mammals.
Yes. Dogs are mammals, and a 4 chambered heart is physical feature of mammals.
Birds have a 4- chambered heart so the blood doesn't mix Frogs have a 3- chambered heart so the blood mixes
-Name a vertebrate that has a 4-chambered heart -A hummingbird would be one good example of a vertebrate that has a four chambered heart.
No. Humans are mammals too, and our hearts are 4 chambered.
A 4-chambered heart.
Yes, a fish has two heart chambers, the atrium and the ventricle. The atrium serves as a one-way compartment for blood to flow into the ventricle and the ventricle pumps the blood through the fish
All mammals have a 4-chambered heart.
Yes, mammals have a 4-chambered heart.