So they can drop to initiate flight...
Unlike birds, bats do not have hollow bones and have more body mass and weight vs. their wing area. This is why you never see a bat take off from the ground. They have to get a "falling start" so to speak. If they do fall on the ground, a bat must climb up the side of a rock or a tree to fall in order to take off again.
2007-03-11 08:39:21
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answer #1
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answered by Anonymous
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Unlike the bodies of other animals, a bat's body is best adapted for
hanging upside down. Its hind limbs have rotated 180 degrees so that its
knees face backwards. This rotation aids in the bat's ability to navigate
in flight and to hang by its feet. Bats actually have specialized tendons
that hold their toes in place so that they are able to cling to their
roosts without expending any energy. In fact, bats must flex their muscles
in order to let go of the roosting surface. These adaptations are quite
helpful for a flying mammal since bats only need to let go of the roost in
order to drop into flight. Hanging upside down also provides bats with
roosting space away from predators in safe places on the ceilings of caves,
in trees, and buildings that few other animals can use because they have
not evolved to hang upside down by their feet.
2007-03-11 08:40:59
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answer #2
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answered by xkaylynnnn 2
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In order to keep warm for very little effort he bat hangs upside down to keep the blood flow high to its brain and away from other parts of its body therefor conserving heat.
2007-03-11 08:43:52
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answer #3
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answered by JAMES H 1
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they hang by their feet from creveses in the ceiling
this means that they end up upside down because their feet are on the bottom.
2007-03-11 21:59:07
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answer #4
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answered by Anonymous
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They hang off walls too, it's easier than the work of holding themselves upright against gravity. They're light, so grip is no problemo.
2007-03-11 08:39:54
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answer #5
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answered by Anonymous
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Because they're bats
2007-03-11 15:59:22
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answer #6
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answered by Norrie 7
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they're all copycats.. they ape their elders, mothers and fathers and forefather.. besides, they suspect that the international is the different way up, and to verify the international in right this moment way, they carry the different way up. in addition to, often, they stay jointly in hundreds of thousands in a congested-narrow place.. So, with a view to save area and accommodate extra they carry this sort.. one extra, it particularly is far less annoying and quicker to take the flying start up in the direction of the gravitation means than in different way, in case of unpredicted incidents.so as that they carry dealing with the earth (the different way up)
2016-09-30 12:54:57
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answer #7
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answered by ? 4
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So they won't fall off the floor.
2007-03-11 08:40:41
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answer #8
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answered by Anonymous
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Hi. newjdguy, that was too funny. It protects them from predators.
2007-03-11 08:42:30
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answer #9
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answered by Cirric 7
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cuz the blood reaches easily its brain
2007-03-11 08:40:38
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answer #10
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answered by Anonymous
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