Vertebrates have a 4-chambered heart, with two atria and two ventricles.
A mouse has four heart chambers, similar to other mammals. These chambers include two atria and two ventricles, which work together to pump blood throughout the body.
A perch has two chambered heart, consisting of one atrium and one ventricle. This type of heart structure is common in many fish species.
A lion is a mammal, so it will have four heart chambers.
Four - left and right atrium and left and right ventricle
There are 4 chambers to the heart.
Their are 2 heart chambers.
A shark heart has two chambers.
The bird's heart has 4 chambers.
A sheep heart has four chambers.
There are 4 chambers in a bird's heart.
There are four chambers in a human heart.
there are four chambers!
A reindeer, being a mammal, has four heart chambers.
There's 4 heart chambers in a human, which is a mammle
The human heart has four chambers. The atria are the upper chambers, and the ventricles are the lower chambers.
the human heart contains four chambers and it is the ventricles (the two lower chambers) that do the pumping