In this article we will discuss about the aquatic and terrestrial habitats of animals. Aquatic Habitats: The animals which live in water are called aquatic animals. According to the nature of the water aquatic animals may be marine or fresh-water. 1. Marine Animals: About three fourths of the earth's surface is covered by the oceans. The salt water serves as [...]
In this article we will discuss about:- 1. Breeding of Toad 2. Fertilization of Egg in Toad 3. Embryonic Development 4. Larval Stage 5. Metamorphosis. Breeding of Toad: Toads breed during the rainy season. Males come by the side of a suitable pond or ditch and begin to croak loudly by inflating their vocal sac. Invited by the song, the [...]
Here is a list of eleven important phylum:- 1. Phylum Protozoa 2. Phyllum-Porifera 3. Phylum Cnidaria 4. Phylum Ctenophora 5. Phylum Platyhelminthes 6. Phylum Nemathelmlnthes 7. Phylum Annelida 8. Phylum Arthropoda 9. Phylum Mollusca 10. Phylum Echinodermata 11. Phylum Chordata. 1. Phylum Protozoa (Approximately 30,000 Known Species): Unicellular Animals like Amoeba, Paramoecium, Monogystis and Malaria parasite. Protozoa are microscopic in [...]