yes. Their circulatory systems are like ours, veins, arteries, capillaries and heart.
Depends on the type of reptile. Snakes and some lizards don't have legs. All other reptiles have legs.
Yes, as do all animals.
Reptiles have cold blood.
Yes, reptiles do have blood.
Yes
no
Yes
Yes, they are reptiles.
Crocodiles, alligators, caimans and gharials all have four-chambered hearts.
Yes. All reptiles have hearts.
Some do. Crocodilia, which includes crocodiles, alligators, caimans and gharials, all have four-chambered hearts. Most others have three-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.
Fish are the animal group that have two-chambered hearts. Reptiles and amphibians have three-chambered hearts and mammals have four-chambered hearts.
Reptiles and amphibians are the vertebrates that have three-chamber hearts.
Reptiles and amphibians have a rather similar heart if not the same, they both have 2 atria and one ventricle combining to three chambers in their hearts.
All extant reptiles, with the exception of crocodilians, have a three chambered heart. That means lizards, snakes, tuataras, and turtles have three chambered hearts. Crocodilians are the only animals with four chambered hearts that are not warm blooded.
T-rex had one heart just like any other vertebrate.