open circulatory systems
Crayfish, along with all other arthropods, have an open circulatory system. There are no veins and no separation of blood from interstitial fluid.
Yes, most arthropods have an open circulatory system, which means that their blood, called hemolymph, directly bathes their tissues. This system is less efficient at transporting oxygen compared to closed circulatory systems found in vertebrates.
Crayfish, along with all other arthropods, have an open circulatory system. There are no veins and no separation of blood from interstitial fluid.
Amphibians have closed circulatory system Closed
Closed hydrovascular for echinoderms, open haemolymphatic for arthropods. ^^
closed circulatory system
No, salmon have a closed circulatory system. This means that their blood flows through a series of vessels and the heart, rather than directly bathing their organs and tissues. This system allows for more efficient circulation of oxygen and nutrients throughout the body.
Platypuses have a closed circulatory system.
No, they have open circulatory system.
No, open circulatory system
They have a closed circulatory system.
closed circulatory system