NO they do not. They have four chambered hearts.
There are four chambers in a mammal's heart: the left atria, left ventricle, right atria and the right ventricle.
Amphibians (frogs, salamanders, etc.)
Mammalian hearts have four chambers.
four
4 chambers
4 chambers as they are mammals.
mammals have 4.
Like all mammals, the kangaroo's heart has four chambers.
The heart of fish have two chambers. The heart of reptiles and amphibians have three chambers. The heart of mammals have four chambers.
All mammals have a four-chambered heart.
In the human heart, there are four chambers. Other mammals may vary.
4
A mammalian heart has four chambers and they are right and left atrium and right and left ventricle.
Bobcats are mammals and so have a four-chambered heart.
four, as all mammals.
4 All mammals have 4.
No, mammals have a four-chambered heart.