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Some livestock suffer from _____________, such as roundworms, that live on or in them
parasites
Is an animal that display radial symmetry?
starfish
An animal without a backbone is classified as _______________
an invertebrate
Is a bonelike substance that is softer and more flexible than bone?
cartilage
Is it an example of echinoderm?
sand dollar, sea star
Is it an example of a mollusk?
octopus, oyster, snail
What characteristic do most of the animal phyla have in common?
They are invertebrates
What are three phyla of worms?
flatworms, roundworms, segmented worms
Animals that eat only insects are called?
insectivores
Bats and dolphins use ______________ to find the location of objects.
echolocation
What are the stages of frog metamorphosis?
egg, tadpole, or larval stage, and adult
Give an example of a marsupial
kangaroos, koalas, wallabies
___________ has scaly skin, lays eggs on land.
Reptiles
___________ has feathers
bird
_________ spends part of life in water and part on land, has smooth skin
amphibian
_________ has hair, most bear live young, feeds young milk, has four-chambered heart
mammal
