They both use the hydraulic system!
They both use hydraulics to function.
They both use the hydraulic system!
They both use the hydraulic system!
The structure that allows water into and out of the water vascular system is called the madreporite.
The major difference between the vascular system of a human and a starfish is that humans have cardio vascular system and starfish have water vascular system.
The madreporite is the structure that is part of an echinoderm's water vascular system. It acts as a sievelike structure that allows water to enter the system and is connected to the internal canals of the water vascular system.
sea urchins are species which belongs to phylum echinordermata, class ecinoidia. Normally every echinodermates has water vascular system. And sea urchin, yes it is. It has water vascular system.
Echinodermates possess a water vascular system.
Water, yes.
Water vascular system
water vascular system
No