Types of Animals

Mer som dette

Characterising a person

Ved Peter Eriksen

3314 Bassett

Ved David Bassett

THE ORIGIN OF THE LIFE

Ved Wendy Torres

Bio 2 Phylogenetic Tree

Ved David Tran

Types of Animals

Invertebrates

665 million year old fossils found

over 1 million

Subtopic

No backbone

Mammals

Oldest record mammal was 211.

5,000+

Milk fed

Warm blooded

Fur

Amphibians

Absorb water and oxygen though skin

Number of species

90% are frogs

8,000

Lay un-shelled eggs

Scaleless skin

Reptiles

Facts

Discovered 320 million years ago

Have backbones

Number in species

Approximately 10,000

Characteristics

Lay eggs

Scales

Cold blooded