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UNIT 4
ANIMAL KINGDOM
How can we classify animals?
• Columna vertebral: Backbone




 What´s this?
Write examples of:
a. Animals with a backbone


b. Animals with no backbone
Do they have a skeleton?
1. A beetle?




2. A cow?
Do they have a skeleton?
3- A jellyfish ?




4- A garden snail?
Copy and think about this?
1. How many types of skeleton are there?

2. Differences between:
  1. INVERTEBRATES
  2. VERTEBRATES

3. Examples of each group.

4. What characteristics make the giant squid
   an invertebrate?
Vertebrate or invertebrate?
• Think which of the following animals
  are:
  – INVERTEBRATE
  – VERTEBRATE
ORNITORRINCO = PLATYPUS
TURTLE
RAY
TROUT
1-ESPONJA=SPONGE




    PORIFERA
2-MEDUSA = JELLYFISH

               CNIDARIA
3-SEA ANEMONE

             CNIDARIA




     CLOWN FISH
4-EARTHWORM
              ANNELIDS
5-GARDEN SNAIL
            MOLLUSCS
            Gastropods
6-BABOSA = SLUG

           MOLLUSCS
           Gastropods
7-MEJILLONES = MUSSELS
               MOLLUSCS
                Bivalves
8- Octopus
             MOLLUSCS
             Cephalopods
9- Squid
            MOLLUSCS
           Cephalopods
Sepia= Cuttlefish




MOLLUSCS
Cephalopods
10- Clams

            • MOLLUSCS
            • Bivalves
11-Corals   CNIDARIA
12-Starfish
              ECHINODERMS
13-Sea Urchin
                ECHINODERMS
GROUPS OF INVERTEBRATES
• Sponges belong to PORIFERA
• Jellyfish belong to CNIDARIA
• Earthworms, Tapeworms, are         WORMS


• Snails, squid, octopus are    MOLLUSCS


• Spiders, ants, crabs are    ARTHROPODS


• Starfish, sea urchins are   ECHINODERMS
Homework
• Identify in your book the 4 groups of
  arthropods, page 71.
• What group of invertebrates do these
  animals belong to?:
  – Wasp
  – Ant
  – Crab
  – Spider
  – Scolopendra
  – Scorpion
  – Butterfly
Grasshopper
Oyster
Bee
Cricket
Moth
Shrimp
SNAKE
• Page 61, write the subgroups of worms,
  molluscs and arthropods.
• Homework write this diagram in your
  notebook and add one example of each
  group

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Ppt1 invertebrates