|
Most reptiles, amphibians, and fish are ____ (cold-blooded).
|
aquatic
|
|
Most birds and reptiles are ____ (egg-laying).
|
dorsal
|
|
The ____ (top) shell of a turtle is called the carapace.
|
ectothermic
|
|
Most roundworms are free-living. Most flatworms are ____.
|
nocturnal
|
|
The ____ (bottom) shell of a turtle is called the plastron.
|
oviparous
|
|
Most millipedes secrete ____ substances for defense.
|
parasitic
|
|
Owls, bats, and crickets are ____ (active at night).
|
poisonous
|
|
Manatees, porpoises, seals, and walruses are ____ mammals.
|
ventral
|
