Https://. Egg CaterpillarChrysalisButterfly.

Post on 19-Jan-2016

213 views 0 download

Tags:

transcript

THE VERY HUNGRY CATEPILLAR

https://www.youtube.com/v/5Ih97FRczA0

Egg CaterpillarChrysalis Butterfly

Egg

Caterpillar

Chrysalis

Butterfly

LIFE CYCLES OF

ANIMALS

Life cycle?refers to the stages of development

from an egg to an adult

Cycle repeats

4 stage life cycle

Egg

Larva

Pupa

Adult

Take a closer look at your completed board. Does the young resemble the adult?

For the four insects (butterfly, ladybug, mosquito, honey bee)the young looks very different from the adult.This process of evolution and change is known as ….

Metamorphosis

About 88% of all insects have a 4-stage life cycle and go through complete metamorphosis. The remaining 12% —including dragonflies and grasshoppers—have a 3-stage life cycle and go through simple metamorphosis.

3 stage life cycle

Many young insects shed their skin more than once and grow a new one in order to grow.

This process is known as

Moulting

Remove the covers on the containers.Now try and complete the board and name each stage correctly!

Watch a dragonfly emerging from its nymph!

https://www.youtube.com/v/zxO-kusdV_4

Summary

Life Cycle is important as it ensures the continued survival of the species and prevents it from becoming extinct.

The End!