|
Crows caw, whereas ____ are larger and make croaking sounds.
|
beetles
|
|
Aphids (tiny plant-eating pests) are a favorite food for ____.
|
caribou
|
|
Female ____ transfer eggs into the brood pouches of males.
|
ladybugs
|
|
Cicadas are true bugs, whereas ____ are grasshoppers.
|
locusts
|
|
Lichen is a major food source for ____.
|
orcas
|
|
Fireflies are really flying ____ that flash light to attract mates.
|
puffins
|
|
Most common ____ breed on or near Iceland.
|
ravens
|
|
Killer whales, also called ____, are black with white undersides.
|
seahorses
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