BI 14.2-Animals

A skeleton on the outside of the body is called a(n)

• exoskeleton

• Arthropod

• Invertebrate

• Vertebrate

_____________ live part of their lives in water and part on land

• amphibians

• retiles

• fish

• mammals

______________ produce milk for their young

• mammals

• reptiles

• arthropods

• amphibians

Most __________ and __________ have scales

• reptiles, fish

• fish, arhropods

• fish, mammals

• reptiles, amphibians

Animals with a backbone are called...

• vertebrates

• invertebrates

• arthropods

• reptiles

____________ have moist, slimy skin

• amphibians

• reptiles

• fish

• mammals

A(n) _______________ is an invertebrate animal with an exoskeleton

• amphibian

• reptile

• arthropod

• mammal

Birds breath with ________________

• gills

• lungs

• in water

• larva

Insect _________ hatch from eggs and often appear worm-like in shape

• pupa

• larva

• egg

• embryo

Animals without a backbone are called...

• reptiles

• arthropods

• invertebrate

• vertebrate