|
Crows caw, whereas ____ are larger and make croaking sounds.
|
caribou
|
|
Cicadas are true bugs, whereas ____ are grasshoppers.
|
flamingos
|
|
Blue whales eat small shrimp-like creatures called ____.
|
krill
|
|
Aphids (tiny plant-eating pests) are a favorite food for ____.
|
ladybugs
|
|
Arctic ____ have the longest migration journeys.
|
locusts
|
|
Tree ____ are slow-moving mammals of tropical rainforests.
|
ravens
|
|
Lichen is a major food source for ____.
|
sloths
|
|
Born gray, ____ become pink after eating lots of shrimp.
|
terns
|
