Unit 1_Sci_4_Vertebrates

characteristics

Their bodies are covered with feathers.

They have beak and wins.

They are oviparous. They lay eggs.

They use lungs to breathe.

types

Birds

Predatory birds

Swimming birds

characteristics

Their bodies are covered with scales.

Most reptiles have four legs .

They are oviparous. They lay eggs but most reptiles don´t take care of them.

They use lungs to breathe.

types

Lizards

Snakes

Turtles and tortoises

Crocodiles and alligators

characteristics

Their bodies are covered with scales.

They have fins to move.

They are oviparous.

They use gills to breathe.

types

Bony fish

Cartilaginous fish

characteristics

Their bodies are covered with hair or fur.

They are viviparous. Feed their babies with milk from their mammary glands.

They use lungs to breathe.

types

Carnivorous

Ungulate

Primate

Cetacean

characteristics

Amphibians do not have scales, feathers or hair.

They are oviparous.

Most amphibians breathe through lungs and their skin.

types

With a tail

Without a tail