UNIT 4ANIMAL 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. INVERTEBRATES2. 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 = MUSSELSMOLLUSCS

Bivalves

8- OctopusMOLLUSCS

Cephalopods

9- SquidMOLLUSCS

Cephalopods

Sepia= Cuttlefish

MOLLUSCS

Cephalopods

10- Clams

• MOLLUSCS• Bivalves

11-CoralsCNIDARIA

12-Starfish

ECHINODERMS

13-Sea UrchinECHINODERMS

GROUPS OF INVERTEBRATES

• Sponges belong to• Jellyfish belong to• Earthworms, Tapeworms, are

• Snails, squid, octopus are

• Spiders, ants, crabs are

• Starfish, sea urchins are

PORIFERA

CNIDARIA

WORMS

MOLLUSCS

ARTHROPODS

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