Invertebrates
What is an invertebrate? Invertebrates don’t have a backbone. They are usually smaller than vertebrates. All invertebra...
−                                                    Eighth    What do invertebrates eat?                      Outline    ...
Eighth −          Classifying invertebrates                 Outline                                                    Lev...
Molluscs Mollusks have athe outline text       Click to edit soft,               format    muscular body.              ...
Anthropods Anthropods are the  biggest group of                                              Click to edit the outline t...
Worms Worms haveoutline text  Click to edit the                    a long,    soft body.    format              Second ...
Jellyfish Jellyfish live in                                         Click to edit the outline text                      ...
Sponges Sponges have soft                                 Click to edit the outline text  bodies covered with       form...
Starfish      Starfish are protected            Click to edit the outline text         format         by hard outer part...
Upcoming SlideShare
Loading in …5
×

Invertebrates 111124022006-phpapp01

1,666 views

Published on

invertebrates

Published in: Business, Technology
0 Comments
1 Like
Statistics
Notes
  • Be the first to comment

No Downloads
Views
Total views
1,666
On SlideShare
0
From Embeds
0
Number of Embeds
1
Actions
Shares
0
Downloads
15
Comments
0
Likes
1
Embeds 0
No embeds

No notes for slide

Invertebrates 111124022006-phpapp01

  1. 1. Invertebrates
  2. 2. What is an invertebrate? Invertebrates don’t have a backbone. They are usually smaller than vertebrates. All invertebrates are oviparous. Most animals on earth are invertebrates. Some live on land and others live in the soil. Some live in water. Some can fly.
  3. 3. − Eighth What do invertebrates eat? Outline Level Ninth Outline LevelClick Not all invertebrates eat the same edit Master text to food. styles Some eat onlyoutline text Click to edit the plants. Click to edit the outline text  format format  They are herbivores.  Second Outline Level  Second Outline Level Some eat only other − Third Outline Level − Third Outline Level animals. Fourth Outline   Fourth Outline Level Level  They are carnivores. − Fifth Outline − Fifth Outline Level Level − Sixth Outline − Sixth Outline Some eat plants and Level Level animals. − Seventh − Seventh Outline Level  They are omnivores. Outline Level
  4. 4. Eighth − Classifying invertebrates Outline Level Ninth Outline LevelClick It is more difficult to classify invertebrates because to edit Master text there are so many groups. styles The most important groups are:  Click to edit the outline text  Click to edit the outline text format format Molluscs  Second Outline Level  Second Outline Level − Third − Anthropods Outline Level Third Outline Level  Fourth Outline  Fourth Outline Level Level Worms − Fifth Outline − Fifth Outline Level Level Jellyfish − Sixth Outline − Sixth Outline Level Level − Seventh − Seventh Sponges Outline Level Outline Level
  5. 5. Molluscs Mollusks have athe outline text Click to edit soft,  format muscular body.  Second Outline Level Some, like snails, have Level − Third Outline a shell. Fourth Outline  Level − Fifth Outline Many molluscs live in the sea. Level − Sixth Outline Level Mussels, oysters−and Seventh octopuses are all molluscs. Outline Level − Eighth Outline Level
  6. 6. Anthropods Anthropods are the biggest group of  Click to edit the outline text invertebrates. format  Second Outline Level Their bodies are divided − Third Outline Level into 3 parts.  Fourth Outline Level They have a hard skin − Fifth Outline and joints in their legs. Level − Sixth Outline Insects (ants and bees) Level and arachnids (spiders − Seventh and scorpions) are Outline Level − Eighth anthropods. Outline Level
  7. 7. Worms Worms haveoutline text Click to edit the a long, soft body. format  Second Outline Level Some Third on land − live Outline Level and others live Outline Fourth  in water. Level − Fifth Outline Level Some worms are − Sixth parasites. TheyOutline live Level inside another animal − Seventh and feed on Outline Level them. − Eighth Outline Level
  8. 8. Jellyfish Jellyfish live in  Click to edit the outline text format water.  Second Outline Level They have soft − Third Outline Level bodies and  Fourth Outline tentacles. Level − Fifth Outline Level Be careful! Their − Sixth Outline tentacles can Level sting you! − Seventh Outline Level − Eighth Outline Level
  9. 9. Sponges Sponges have soft  Click to edit the outline text bodies covered with format holes.  Second Outline Level − Third Outline Level They live in water.  Fourth Outline Level − Fifth Outline Level − Sixth Outline Level − Seventh Outline Level − Eighth Outline Level
  10. 10. Starfish  Starfish are protected  Click to edit the outline text format by hard outer parts.  Second Outline Level  They−live in Outline Level Third water. Fourth Outline   Level They usually have 5 − Fifth Outline arms, but some can have even 20! Level − Sixth Outline Level − Seventh Outline Level − Eighth Outline Level

×