Which of the following words means steep faces of rock or dirt?
feathers
nests
cliffs
Under which section title would you expect to find details about condor babies?
"Time to Clean Up"
"Condors Grew Up"
"Condor Homes"
Which of the following features indicates that blue whales are mammals?
They have fins and a tail.
They live in the ocean.
They are warm-blooded.
Blue whales use , a material in the mouth that filters food, to eat.
baleen
teeth
tongue
A monarch butterfly has four stages in its life cycle. The life cycle is .
the specific periods of time in the growth of an insect
the partner of an insect
the stages of change that an insect goes through during its life
The map shows that blue whales live .
in all the oceans
in the southern hemisphere
in the northern hemisphere