|
Owls, bats, and crickets are ____ (active at night).
|
arboreal
|
|
Sloths, koalas, and most chameleons are ____ (tree-dwelling).
|
ectothermic
|
|
Mammals are classified as monotreme, marsupial, or ____.
|
endothermic
|
|
Most birds and reptiles are ____ (egg-laying).
|
nocturnal
|
|
Most millipedes secrete ____ substances for defense.
|
oviparous
|
|
Most roundworms are free-living. Most flatworms are ____.
|
parasitic
|
|
Most reptiles, amphibians, and fish are ____ (cold-blooded).
|
placental
|
|
Most mammals and birds are ____ (warm-blooded).
|
poisonous
|
