There are six kingdoms of living things Animals

Animals are classified into 2 major groups: • Vertebrates – animals that have a

• • • Mammals Birds Fish Reptiles Amphibians

Vertebrates are also called chordates because they have nerve cords running down their backs.

How many bones does a shark have? It is because sharks skeletons consist of

Some animals are tetrapods (4 feet). And some animals are bipeds (2 feet).

Invertebrates are animals that do not have a backbone. Invertebrates are classified into: •

Arthropods are further classified into: • Crustaceans • Insects • Arachnids • Myriapods

Cold-blooded animals are animals which body temperature depends on the outside temperature. What are

Warm-blooded animals, are animals which body temperature does not depend on outside temperature. What

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There are six kingdoms of living things: • Animals • Plants • Fungi • Protists • Bacteria • Archaea

Animals are classified into 2 major groups: • Vertebrates – animals that have a backbone • Invertebrates – animals that don’t have a backbone Is a dog a vertebrate or invertebrate? Is an ant a vertebrate or invertebrate?

• • • Mammals Birds Fish Reptiles Amphibians

Vertebrates are also called chordates because they have nerve cords running down their backs. Vertebrates have endoskeletons.

How many bones does a shark have? It is because sharks skeletons consist of cartilage. 0 bones!

Some animals are tetrapods (4 feet). And some animals are bipeds (2 feet).

Invertebrates are animals that do not have a backbone. Invertebrates are classified into: • Protozoa • Flatworms • Cnidarians • Mollusks • Echinoderms • Arthropods

Arthropods are further classified into: • Crustaceans • Insects • Arachnids • Myriapods

Arthropods have exoskeletons.

Cold-blooded animals are animals which body temperature depends on the outside temperature. What are some classes of animals that are cold-blooded? Fish Reptiles Amphibians Arthropods

Warm-blooded animals, are animals which body temperature does not depend on outside temperature. What are some classes of animals Mammals and Birds that are cold-blooded? What is the body temperature of a human? It is about 37⁰C.