Birds

更多类似内容

Reptiles

由Marcos Morata

PLANET EARTH

由md Afif Jazimin

Animal systems

由Virina Maged Atia Malty

Middle School Life Science 2

由Ian Kearns

Birds

Subgrups

Can't fly

Can fly

nutriction

Their foot depens of the form of their beak

They can be carnivorous or herbivorous

perts of the body

They have a beak

They are covered by feathers

They have four limbs

Respiration

Their lungs are more complex than the reptiles but less than the mammals lungs

They breathe through lungs

Reproduction

They are oviparous