Classifying Animals

By Lía Fernández Vallina 3º A

VERTEBRATES They have:

 Bones  A spinal column  A body divided into: head, torso, limbs, and some of them have tail.

They are divided into five groups:

MAMMALS

 Reproduction: viviparous.  Skin coverage: fur  Body: four legs, tail.  Movement: walk, run.  Habitat: mostly land.  Diet: carnivore, herbivore or omnivore.

 Giraffe

Cheetah

Dolphins and whales live in the water. They don´t have legs but they are viviparous.

They are mammals.

Bats have wings and fly, but they are viviparous. They are mammals.

BIRDS

 Reproduction: oviparous.  Skin coverage: feathers.  Body: beak, wings, tail.  Movement: fly.  Habitat: land.  Diet: carnivore, herbivore or omnivore.

Pelican

Vulture

Penguins are aquatic birds. They can’t fly. They swim very well.

FISH

 Reproduction: oviparous.  Skin coverage: scales.  Body: fins, gills.  Movement: swim.  Habitat: water.  Diet: carnivore, herbivore or omnivore.

Shark

Eel

Seahorse

AMPHIBIANS

 Reproduction: oviparous.  Skin coverage: uncovered skin.  Body: babies and adults have different body parts and shapes.  Movement: swim and hop.  Habitat: water and land.  Diet: mostly carnivore.

Adult frog

Tadpoles (baby frogs)

Salamander

REPTILES

 Reproduction: oviparous.  Skin coverage: scales.  Body: four legs or no legs.

 Movement: walk, slither or swim.  Habitat: water and land.  Diet: mostly carnivore and some omnivores.

Snake

Crocodile

Turtle

INVERTEBRATES They don’t have:  Bones.  A spinal column.

They are:  Viviparous.

They are divided into three groups according to the protection that their bodies have:

ANNELIDS  Reproduction: oviparous.  Body: soft with rings.  Movement: expanding and contracting their bodies.  Habitat: water or land.

Earthworm

Marine worms

Leech

MOLLUSCS  Reproduction: oviparous.  Body: soft, mostly protected by a shell.  Habitat: water or land.

Snail

Mussel

Octopus

ARTHROPODS Invertebrates with an external skeleton.

There are four groups: Insects  Reproduction: oviparous.  Body: three body parts(head, thorax, abdomen), six legs, antennae, some of them have wings.  Habitat: mostly land.

Dragonfly

Ant

Beetle

Crustaceans  Reproduction: oviparous.  Body: most have two body parts (cephalothorax and abdomen), two pairs of antennae.  Habitat: water.

Lobster

Crab

King prawn

Arachnids:  Reproduction: oviparous.  Body: two body parts (head and abdomen), eight legs.  Habitat: mostly land.

Spider

Scorpion

Myriapods:  Reproduction: oviparous.  Body: made of ten to one hundred segments and fifteen to one hundred pairs of legs.  Habitat: land.

Centipede

Millipede