In most cases invertebrates do not have any circulatory system. However, the few that have one have the closed circulatory system.
What kind of circulatory system does a millipede have?
they have an open circulatory system
what do zebras circulatory system have?
In an open circulatory system, the blood does not flow in closed vessels and surrounds the organs directly within the body cavity. This type of circulatory system is found in invertebrates like insects and mollusks.
Sea otters have a closed circulatory system.
closed circulatory
Humans have a closed circulatory system, in which blood is pumped by the heart through dedicated vessels, where it stays contained, as opposed to an open circulatory system (usually found in invertebrates) where blood is pumped out of the heart and vessels.
circulatory system
Grasshoppers have an open circulatory system which might answer this question.
A closed circulatory system
A double closed circulatory system.
It goes round and round its body .