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Biology: Animal Facts

Arctic terns, caribou, monarchs, and salmon are ____ animals. aquatic
The ____ (bottom) shell of a turtle is called the plastron. dorsal
Most roundworms are free-living. Most flatworms are ____. feral
Domesticated animals that have returned to the wild are ____. migratory
Manatees, porpoises, seals, and walruses are ____ mammals. nocturnal
The ____ (top) shell of a turtle is called the carapace. parasitic
Corals and sponges are ____ (surface-attached) animals. sessile
Owls, bats, and crickets are ____ (active at night). ventral