Fresh airFoodWaterShelter

1. VERTEBRATES-Animals with backbone2. INVERTEBRATES-Animals without backbone

MammalsReptilesAmphibiansFishBirds

Are vertebrates (which means they have a backbone or spine).Are endothermic. Also known as warm-blooded, endothermic animals regulate their own body temperate which allows them to live in almost every climate on Earth.Have hair on their bodies.Produce milk to feed their babies.

have scales on their bodies and have a dry skin.are cold blooded animals.lay eggs on landhave lungs and need air to breathe.have ear holes instead of ears.Lizards, snakes, turtles, and alligators are examples.

Hatch from eggs laid in waterWhen young, they look like fish and have gills like fish.They grow legs.Gills are replaced by lungs.They can live on land when older.They can stay underwater for a long time.Frogs, toads, salamanders, and newts are examples

Live in waterMost have scales and finsUse their fins to move through the waterUse gills to breatheSome live in fresh water, others live in salt water

Have wings and beaksAre the only animals that have feathersLay eggs with shellsUse their wings to fly

InsectsWormsSnailsStarfish

Have 3 body partsHave 6 legsMany have 2 or 4 wingsHave 2 antennas

Spiders only have two body parts.Spiders have 8 legs.

A life cycle is the stages that occur in a plant or animals lifetime. A life cycle is a circle that has no end, one life ends and one always begins.

eggLarva (caterpillar)Pupa (chrysalis)Adult butterfly

larvapupabeetleegg

You are an expert on animals and their life cycles.

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