|
Sloths, koalas, and most chameleons are ____ (tree-dwelling).
|
arboreal
|
|
Mammals are classified as monotreme, marsupial, or ____.
|
dorsal
|
|
The ____ (bottom) shell of a turtle is called the plastron.
|
endothermic
|
|
The ____ (top) shell of a turtle is called the carapace.
|
migratory
|
|
Arctic terns, caribou, monarchs, and salmon are ____ animals.
|
oviparous
|
|
Most mammals and birds are ____ (warm-blooded).
|
parasitic
|
|
Most roundworms are free-living. Most flatworms are ____.
|
placental
|
|
Most birds and reptiles are ____ (egg-laying).
|
ventral
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