They have four, two atrias and two ventricles.
three
4
A reindeer, being a mammal, has four heart chambers.
There's 4 heart chambers in a human, which is a mammle
4 chambers just like a mammal
A lion is a mammal, so it will have four heart chambers.
In the human heart, there are four chambers. Other mammals may vary.
NO they do not. They have four chambered hearts.
As a mammal, a pig has a four-chambered heart.
They have four, two atrias and two ventricles.
Being a mammal, the Tasmanian devil has a four-chambered heart.
A bat is a mammal so, like all mammals, a bat has a four-chambered heart.
The atria are the two upper chambers and the ventricles are the two lower chambers.