viernes, 15 de abril de 2011

Classification of animals


They are classified in four differents groups:

According their ability of moving: Bipeds and Quadrupeds.

Bipedalism:
Is a form of terrestrial locomotion where an organism moves by means of its two legs. An animal or machine that ususally moves in a bipedal manner is known as a biped.


Quadrupelism:
Is a form of land animal locomotion using four legs. An animal or machine that usually moves in a quadrupedal manner is know as a quadruped, meaning "four feet".





BIPEDS



Duck





Ostrich




Hen






Turkey







QUADRUPEDS





Horse




Cow





Dog









Cat







According their body internal structure: Vertebrates and Invertebrates.

Vertebrates:
Are members of the subphylum vertebra, chordates with backbones and spinal columns.

Invertebrate:
Is an animal without a backbone.


VERTEBRATES






Kangaroo







Gorilla





Rhino








Camel








INVERTEBRATES





Worm







Butterfly








Spider






Flea








According their habitat: Terrestrial and Aquatic.

Terrestrial: Is an animal that lives on land opposed to living in water, or sometimes an animal that lives on or near the ground, as opposed to in tress etc.

Aquatic: Is an animal, either vertebrate or invertabrate, wich lives for most or all of its live.


TERRESTRIAL




Mouse





Bull









Gazelle






Elephant







AQUATIC





Seal





Whale




Shark




Dolphin





According their feeding: Herbivores and Carnivores

Herbivores:
are organisms that eat plants.

Carnivores: 
Animals that depend solely on animal flesh for their nutrient requierements are considered obligate carnivores while those that also consume non-animal food considered facultative carnivores.



HERBIVORES




Rabbit





Giraffe





Sheep




Ox







CARNIVORES





Lion





Hyena






Wolf



Crocodile

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