Back to Lesson 7: ANIMALS


SHAPE
Round


Long

Flat
Head-trunk-limbs


Head-thorax-abdomen

LIMBS OR EXTREMITIES
Legs

Forelegs and hind legs
Wing


Fin




Claw
Hoof

Nail

SKIN



Bare skin

Hair/coat

Feather

Scales


OTHER ELEMENTS
Tail

Antenna (feeler)

Beak

Tentacles

HARD PARTS
Bones

Shells

Exoskeleton or shell

PLACES WHERE THEY LIVE
Land animal

Aquatic animal

Parasite

RESPIRATION
Lung

Gill


Tracheae

Cutaneous

REPRODUCTION
  • Fertilisation is the union of sexual cells.
  • External fertilisation takes place in the environment.
  • Internal fertilisation takes place inside the female's body.
  • Oviparous animals: the embryo develops inside an egg.
  • Viviparous animals: the embryo develops inside the mother's body.