Vertebrates and Invertebrates

Animals that have no backbones are known as

• vertebrates

• invertebrates

• birds

• snakes

The group of vertebrates does not include these:

• birds

• fish

• bees

• bears

The group of invertebrates with an exoskeleton is known as

• cnidarian

• worms

• sponge

• arthropod

Metamorphosis is when the ________ of an animal changes during its lifecycle.

• eyes

• backbone

• voice

• body

All animals except ____________________ lay eggs

• reptiles

• mammals

• amphibians

• insects

Birds and mammals are ___________________.

• warm blooded

• cold blooded

The four stages of a butterfly lifecycle are:

1. Eggs

2. ________

3. ________

4. Butterfly

• Pupa, larva

• larva, pupa

• caterpillar, larva

• chrysalis, pupa

The lifecycle of invertebrates is __________________ than the lifecycle of vertebrates.

• longer

• equal to

• shorter

The frog's lifecycle starts with eggs. When the eggs hatch, a _________ appears.

• frog

• froglet

• tadpole

Once the tadpole grows, it grows __________ legs.

• back

• front