Unit 9 - Animal Classification And Structure

Front 1

Heterotroph

Back 1

Organisms that get food by eating plants or organisms that ate plants

Front 2

Invertebrate

Back 2

Animal without a backbone

Front 3

Vertebrate

Back 3

Animal with a backbone

Front 4

Sponges

Back 4

The simplest of all animals, feed by filtering water through tiny holes

Front 5

Segmented Worms

Back 5

Have tube-like bodies divided into segments; examples: leech and earthworm

Front 6

Echinoderms

Back 6

Spiny-skinned animals; examples: sea stars, sea urchins, sea cucumbers, and brittle stars

Front 7

Mollusks

Back 7

Soft bodied animals that may or may not have a shell; examples: octopus, snail, slug, and clam

Front 8

Arthropods

Back 8

Have an exoskeleton and jointed legs; examples: crustaceans, arachnids, and insects

Front 9

Exoskeleton

Back 9

A protective outer covering; external skeleton (exo = outside)

Front 10

Endoskeleton

Back 10

An internal skeleton made of cartilage or bone (endo = inside)

Front 11

Ectothermic

Back 11

Cold-blooded; body temperature changes depending on the temperature of the environment; fish reptiles, amphibians, and invertebrates

Front 12

Endothermic

Back 12

Warm-blooded; maintains a constant internal body temperature; mammals and birds

Front 13

Mammal

Back 13

Have fur or hair, mothers produce milk to feed young, breathe with lungs, babies born live

Front 14

Bird

Back 14

Have wings, feathers, beaks; breathe with lungs; lay eggs

Front 15

Amphibian

Back 15

Have smooth, moist skin; go through metamorphosis (change in body form); gills when young and lungs as adult; lay jelly-like eggs

Front 16

Reptile

Back 16

Have dry, scaly skin; breathe with lungs; lay leathery eggs

Front 17

Fish

Back 17

Have scales and fins; breathe through gills; lay eggs

Front 18

Adaptation

Back 18

A structural or behavioral change that helps an organism survive in its environment

Front 19

Mimicry

Back 19

An adaptation where an animal closely resembles another animal in appearance or behavior

Front 20

Camouflage

Back 20

Any marking or coloring that helps an animal blend into its surroundings

Front 21

Metamorphosis

Back 21

A change in body form

Front 22

Multicellular

Back 22

An organism made of more than one cell