Some of the most successful species of bats live in large cave COLONIES. Some of these COLONIES have millions of members, even up to 20 million!
group
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They use echolocation to locate food and avoid OBSTACLES.
something that stops forward movement or progress.
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10
How old is too old for trick or treating and why?
answers vary
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So, why don't bats fly into things at night? They use echolocation to LOCATE food and avoid obstacles.
find
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lifesaver
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seesaw
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fairy
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banana
Go to last place!
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These subsonic noises VARY in length and pulse frequency, and are unique to the individual.
to be different
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lifesaver
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rocket
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gift
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thief
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COMPARED to a bug, a human being is a very large, [slow-moving] sound-reflecting surface. Outside of the cave, the chance of a bat hitting a person is very slim!
how something is the same or different, comparing.
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What are you going to dress up as this Halloween?
Answers Vary
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Some of the most SUCCESSFUL species of bats live in large cave colonies. What does successful mean in this sentence?
doing well
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thief
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fairy
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fairy
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15
20
25
banana
Go to last place!
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The bats simply IGNORE their personal navigation systems inside the caves. The echolocators are on, but the bats aren't listening.
pay no attention to
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Each bat recognizes its own pulse reflections, or "voice," and uses it to avoid objects and to IDENTIFY food.
to figure out or show who someone is or what something is.
