Animal kingdom: Phylum Porifera (Sponges)
8:22
Best trick to remember type of fertilisation in animals/ Animal kingdom trick
10:00
Animal kingdom: Phylum Ctenophora in detail
12:55
Animal kingdom: Phylum Coelenterata/Cnidaria in detail
9:50
Animal kingdom: Phylum Aschelminthes (Round worms)
12:09
Classification of animals based on Coelom, segmentation and notochord
10:09
Animal kingdom: Phylum Mollusca in detail
10:59
Classification of animals on the basis of symmetry and number of germ layers
12:05