Grade 4 Unit 2 Connect Plus

................... are animals with a backbone.

• Vertebrates

• Fish

• Birds

• Invertebrates

................ have hair or fur on their bodies.

• Birds

• Fish

• Amphibians

• Reptiles

• Mammals

............... have feathers.

• Birds

• Fish

• Amphibians

• Reptiles

• Mammals

Birds are ..............

• cold-blooded

• warm-blooded

Fish are ..............

• cold-blooded

• warm-blooded

Amphibians are ..............

• cold-blooded

• warm-blooded

Reptiles are ..............

• cold-blooded

• warm-blooded

Mammals ..............

• lay eggs

• give birth

......... are the only mammals that can fly.

• Whales

• Seals

• Bats

The bee is small .The ant is very small .

(Use than)

• The bee is small than the ant.

• The bee is smaller than the ant.

• The ant is smaller than the bee.

• The ant is smallest than the bee.