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Animals Grow and Change by Denise Carroll

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Animals with Bones Mammals Reptiles Amphibians Fish Birds Mammals Have fur or hair Give birth to live babies Have only a few babies ... they look like fish and have ... – PowerPoint PPT presentation

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Title: Animals Grow and Change by Denise Carroll


1
Animals Grow and Changeby Denise Carroll
2
What do animals need to live and grow?
  • Fresh air
  • Food
  • Water
  • Shelter

3
Animals are separated into groups so they are
easier to study.Can you put these animals in
groups?
4
Animals with Bones
  • Mammals
  • Reptiles
  • Amphibians
  • Fish
  • Birds

5
Mammals
  • Have fur or hair
  • Give birth to live babies
  • Have only a few babies at a time
  • The female feeds the young milk from her body
  • The young are taken care of for a long time
  • People, dogs, horses, cows are mammals.

6
More Mammals
7
Reptiles
  • Have scales
  • Skin is rough and dry
  • Lay eggs with leathery shells
  • Most live all their life on land
  • Lay their eggs on land
  • Lizards, snakes, turtles, and alligators are
    examples.

8
More Reptiles
9
Amphibians
  • Hatch from eggs laid in water
  • When young, they look like fish and have gills
    like fish.
  • They grow legs.
  • Gills are replaced by lungs.
  • They can live on land when older.
  • They can stay underwater for a long time.
  • Frogs, toads, salamanders, and newts are examples

10
More Amphibians
11
Fish
  • Live in water
  • Most have scales and fins
  • Use their fins to move through the water
  • Use gills to breathe
  • Some live in fresh water, others live in salt
    water

12
More Fish
13
Birds
  • Have wings and beaks
  • Are the only animals that
  • have feathers
  • Lay eggs with shells
  • Use their wings to fly

14
More Birds
15
Animals without Bones
  • Insects
  • Worms
  • Snails
  • Starfish

16
Insects
  • Have 3 body parts
  • Have 6 legs
  • Many have 2 or 4 wings
  • Have 2 antennas

17
Is a spider an insect?
18
Spiders are not insects.
  • Spiders only have two body parts.
  • Spiders have 8 legs.

19
What Is a Life Cycle?
  • A life cycle is the stages that occur in a plant
    or animals lifetime. 
  • A life cycle is a circle that has no end, one
    life ends and one always begins.

20
Life Cycle of a Frog
21
Life Cycle of a Butterfly
egg
Larva (caterpillar)
Adult butterfly
Pupa (chrysalis)
22
Life Cycle of a Mealworm
egg
larva
beetle
pupa
23
Congratulations!
  • You are an expert on animals and their life
    cycles.

24
Resources
  • http//images.search.yahoo.com
  • http//office.microsoft.com/clipart
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