Coelenterata (Cnidaria) Notes for BSc Zoology | Characteristics, Digestion, Nervous System & Polymorphism
Introduction Coelenterata (Cnidaria) are simple aquatic, mainly marine animals with radial symm…
Introduction Coelenterata (Cnidaria) are simple aquatic, mainly marine animals with radial symm…
What Are Setae in Earthworm? Setae (singular: seta), also called chaetae , are tiny curved bris…