Animal Classification

2 main groups of animals

Animals without a backbone that are made of many cells. It has soft bodies which are often covered in hard protective coverings.

Invertebrates

Belong to group of Poriferans. They are the simplest animals on Earth and

live mostly in marine environments. They are sessile which means they do not

move from place to place.

Sponges

Belong to group of Cnidarians. From Greek words “cnidos” which means

stinging animal. They have a centrally located mouth that is

surrounded by tentacles.

Jellyfish, corals and anemone

Belong to the group of Echinoderms. Comes from the Greek word “echino” which

means spiny. They move around with the help of tiny tube

feet, many of which have suction cups on the ends.

Sea Star, Sea Cucumber & Sea Urchin

Belong to the group of annelids which are a type of worm.

They have long cylindrical bodies that are divided into segments.

Earthworms, Leeches & Polychaetes

They belong to the group of Mollusks. They have soft body which is often

protected by a shell. They move using a muscular foot.

Snails, slugs,octopus,squid & clams

They belong to the group of Arthropods. They have hard outer covering, body parts,

sense organs and they are metamorphosis.

Insects, spiders, scorpions & crustaceans

Vertebrates

Animals with backbones.

FISH Sharks, rays, bony fishes, sea horses,

sea dragons and eels. Vertebrates animals that uses gills to

get oxygen from water. They have fins to help them swim. Cold-blooded animals which means their

body temperatures are determined by the temperature of their environment.

Amphibians Frogs, toads and salamanders. Cold-blooded animals with smooth,

scale less skin. They live in water and in land. They hatched eggs laid in water and

their youngs undergo gradual metamorphosis and change into adults.

Reptiles Snakes, lizards, turtles and

crocodiles. Cold-blooded animals with a body

covered with scales or plates. Their waterproof body allows them

to live in hot dry environments.

Birds Hornbill, flamingo, emu, penguins,

heron and falcon. First warm-blooded animals that live

on Earth. Being warm-blooded means they are

able to control their own body temperature.

They have feathers, two wings , two feet and a beak or bill.

Squirrel, dog, tiger and macaques.

An animal that feeds its young by it’s mother’s milk.

They have hair or fur on its body.

Mammals