Animals:

Types Of Animals:
i) Invertebrates: Animals having no backbone or vertebral column.
ii) Vertebrates: Animals with backbone or vertebral column.

Classification Of Invertebrates:
The invertebrates are classified into following categories:
i) Phylum Protozoa
ii) Phylum Porifera
iii) Phylum Coelentrata
iv) Phylum Platyhelminthes
v) Phylum Nematode
vi) Phylum Annelida
vii) Phylum Mollusca
viii) Phylum Arthropoda
ix) Phylum Echinodermata

Following are the most common examples of invertebrate animals with their relative phyla:
- Euglena: Phylum Protozoa
- Paramecium: Phylum Protozoa
- Amoeba: Phylum Protozoa
- Sponges: Phylum Porifera
- Hydra: Phylum Coelentrata
- Jelly fish: Phylum Coelentrata
- Tapeworm: Phylum Platyhelminthes
- Ascaris: Phylum Nematode
- Hookworm: Phylum Nematode
- Filaria: Phylum Nematode
- Snails: Phylum Mollusca
- Squids: Phylum Mollusca
- Cockroach: Phylum Arthropoda
- Honey bee: Phylum Arthropoda
- Mosquito: Phylum Arthropoda
- Butter fly: Phylum Arthropoda

Classification Of Vertebrates:
Vertebrates have been divided into following five major classes:
i) Fishes
ii) Amphibians
iii) Reptilian
iv) Birds
v) Mammals

Some Animals & Their Location
i) Blue whale: Found in all oceans
ii) Panda: China
iii) Dolphin: In seas
iv) Porpoises:
v) Kangaroo: Australia
vi) Snow Leopard: Central Asia
vii) Yak: Central Asia
viii) Llama: South America
ix) Ibex: Wild mountain goat
x) Cobra: South Asia
xi) Alligator: N.America
xii) Tortoise: Water
xiii) Rattle Snake: America
xiv) Lizards:
xv) Crocodiles:
xvi) Ostrich: Deserts Of Africa
xvii) Penguin: Antarctic Region
xviii) Kiwi: New Zealand
xix) Rhea: South America
xx) Emu: Australia
xxi) Shark: Found in all oceans
xxii) Trout: Fresh water fish
xxiii) Cod:

Scavenger:
Scavengers are the animals that ‘Clean up’ after the other animals by consuming their leavings and sometimes prey on sick or dying animals or consume dead bodies. Scavengers are also called detritus feeders. Vultures, coyotes, jackals, hyenas and wild dogs are scavengers which eat the left over prey or dead bodies of hunted animals.