Animals

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UNIT 5: ANIMALS

NATURAL SCIENCE SECOND LEVEL PRIMARY

Mª Isabel López

CEIP SANTA ANA MADRIDEJOS (TOLEDO)


WHAT ANIMALS CAN YOU SEE?


ANIMALS WILD AND DOMESTIC ANIMALS

OVIPAROUS AND VIVIPAROUS ANIMALS

VERTEBRATES

MAMMALS BIRDS FISH REPTILES AMPHIBIANS

FROG LIFE CYCLE

INVERTEBRATES

INSECTS BUTTERFLY LIFE CYCLE


WILD ANIMALS

They’re animals that have not been domesticated and are usually living in a natural environment.


DOMESTIC ANIMALS

They’re animals which serve some purpose for its owner or others.


OVIPAROUS

Oviparous animals are born from an egg.

Fish, birds and most reptiles are oviparous.


VIVIPAROUS

Viviparous animals are born from their mother´s womb. They drink their mother’s milk.

Almost all mammals and some reptiles are viviparous.

Boa constrictors and green anacondas are viviparous snakes.


VERTEBRATES Animals with bones are vertebrates

Lions, birds, lizards, fish and tortoises are vertebrates.


CHARACTERISTICS OF VERTEBRATES There are five groups: Fish, Birds, Mammals, Amphibians and Reptiles. Vertebrates animals have an internal skeleton made of bones. They move in many ways: Walking, jumping, climbing, flying, crawling and running.


MAMMALS Mammals are vertebrates. Mammals are born from their mother’s womb. They drink their mother’s milk. Their bodies are covered with hair or fur. Mammals breathe air with their lungs.

dog

elephant

bat

whale


FUR/HAIR

HEAD

wolf

TAIL

TRUNK

LEGS


BIRDS  Birds are vertebrates. They are born from eggs. The mother lays eggs in a nest. They have got wings and a tail to help them fly. They catch their food with their claws. They use their beak to eat their food. Its body is covered with feathers. Their feathers protect them from the cold and rain. They breathe with their lungs, which are connected with air sacs.

chicken

penguin

eagle


WINGS

FEATHERS

eagle

TAIL

BEAK

HEAD TRUNK

CLAWS


FISH Fish are vertebrates. Its body is covered with scales. Fish breathe through their gills. They have got fins to help them swim.

manta ray clown fish

swordfish


FINS

HEAD

TAIL

SCALES

GILL


REPTILES Reptiles are vertebrates. They are oviparous. They have got scales and some have a shell. They need sunshine to stay warm because they are coldblooded. They breathe with their lungs. Snakes, crocodiles, tortoises, iguanas and lizards are all reptiles.

crocodile snake

iguana tortoise


LEGS

TRUNK

lizard

TAIL

SCALES


AMPHIBIANS Amphibians are vertebrates. They have got bare skin. They are born from eggs. They can live on land and in water. Frogs, toads, newts and salamanders are all amphibians.

toad

salamander newt

frog


FROG LYFE CYCLE

4

Frogs live on land. They eat insects.

(METAMORPHOSIS)

3

Tadpoles grow and become frogs.

1

2

Tadpoles are born from the egg. They live in water. They eat plants. They haven’t got legs. They’ve got a tail.

A frog lays its eggs in water.


INVERTEBRATES Animals with no bones are invertebrates.

Crabs, caterpillars, jellyfish, flies and butterflies are invertabrates.



SHELL

EYES

snail

TENTACLES FOOT


HOOD OR BELL jellyfish

TENTACLES MOUTH

ORAL ARMS


INSECTS Insects are invertebrates because they haven’t got bones. They have six legs and two antennae. Insects smell and feel things with their antennae. Some insects have got wings and they can fly. Some insects have got two wings and others have four. Flies, grasshoppers, ants, ladybirds and beetles are all insects.

ant

grasshopper

fly

ladybird


WINGS

HEAD

ANTENNAE wasp

LEGS


BUTTERFLY LIFE CYCLE (METAMORPHOSIS)

2 Each egg hatches and a

1

An adult butterfly lays eggs on a leaf.

tiny larva (caterpillar) comes out.

EGG

LARVA OR CATERPILLAR ADULT BUTTERFLY

3 The caterpillar eats and

4

After some days the cocoon breaks and a colourful butterfly starts to emerge from de cocoon.

PUPA OR CHRYSALIS

eats till it can eat no more. The fat caterpillar builds a cocoon around itself


ANIMALS


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