Ostia
Ostia
Sponges belongs to family of coral reefs. their body is cvered with fibrous matter and the final last layer is covered the hard covering made up of Calcium carbonate. the outer covering of calcium carbonate helps them to protect them selves from their predators
they have very smooth body covering
an asymmetrical body plan
A hammerhead's body covering is scales and skin.
skin :)
Fur
Feathers
Sponges with a leuconoid body type are the most efficient in terms of maximizing the surface area for nutrient exchange and can grow to larger sizes compared to other body types like asconoid or syconoid. These sponges have complex canal systems that increase the efficiency of nutrient uptake and waste removal.
Parrots are birds, and all birds have a body covering of feathers.Yes but i want the answer!!
Fish rice and sugar
A network of spongin or spicules.