mammals have closed circulatory system and further double circulatory system.
Humans have a closed circulatory system. This is because all of the blood is kept within veins, arteries and capillaries. The circulatory system helps us transport oxygen to cells.
A closed circulatory system.
Their circulartion system is very similar to humans (closed circulatory system)
The circulatory system found in a goat is the one known as the open circulatory system. This is the common type of circulatory system that you will find in most mammals.
Open
Open
never mind i found the answer :D
An open circulatory system.
A closed circulatory system
Closed Circulatory system
They have a closed circulatory system.
closed circulatory system
Closed circulatory system I believe.
They have a closed circulatory system.