Platypuses have a closed circulatory system.
Amphibians have closed circulatory system Closed
closed circulatory system
No, they have open circulatory system.
No, open circulatory system
They have a closed circulatory system.
closed circulatory system
The grasshopper has an open Circulatory system.
open circulatory systems
Closed
Closed
closed!
Brown bear have a close circulation system