150. I know this because I used to date an orca, i mean, granted the sex was bad. but she was a WHALE of a woman.
no. amphibians have three chambered heart i.e., 1-A 2-V
Yes. Birds have four-chambered hearts.
They have 2chambered heart
Crocodiles, alligators, caimans and gharials all have four-chambered hearts.
All mammals have four chambered hearts.
Fish are the animal group that have two-chambered hearts. Reptiles and amphibians have three-chambered hearts and mammals have four-chambered hearts.
Fish are the animal group that have two-chambered hearts. Reptiles and amphibians have three-chambered hearts and mammals have four-chambered hearts.
Fish are the animal group that have two-chambered hearts. Reptiles and amphibians have three-chambered hearts and mammals have four-chambered hearts.
Some do. Crocodilia, which includes crocodiles, alligators, caimans and gharials, all have four-chambered hearts. Most others have three-chambered hearts.
T-REX'S HAVE NO HEARTS!!!!!! they are very heartless animals rawr. o-<--<l8 skateboarder.
Mammals and birds have four-chambered hearts.
snakes have a three-chambered heart - 2 atria and 1 ventricle