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Crows caw, whereas ____ are larger and make croaking sounds.
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krill
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Arctic ____ have the longest migration journeys.
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lizards
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To escape from predators, ____ can release black ink.
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octopuses
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Polar bears are carnivores that mainly eat ____.
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puffins
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Chameleons, geckos, and iguanas are types of ____.
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ravens
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Most common ____ breed on or near Iceland.
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seals
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Blue whales eat small shrimp-like creatures called ____.
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terns
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Mammoths, elephants, and ____ have large teeth called tusks.
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walruses
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