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Lichen is a major food source for ____.
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aphids
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Tree ____ are slow-moving mammals of tropical rainforests.
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beetles
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Killer whales, also called ____, are black with white undersides.
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caribou
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To escape from predators, ____ can release black ink.
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krill
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Some ants farm ____ for their honeydew (sugary excretion).
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octopuses
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Blue whales eat small shrimp-like creatures called ____.
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orcas
|
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Fireflies are really flying ____ that flash light to attract mates.
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ravens
|
|
Crows caw, whereas ____ are larger and make croaking sounds.
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sloths
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