TREE IDENTIFICATION
IDENTIFICATION KEYS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Hollow bones make the birds weigh less
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Hollow bones are full of heavy blood
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Hollow bones store water
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Hollow bones are made of feathers
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Detailed explanation-1: -Most birds are capable of flight with the help of these bones. These hollow bones make their body light which allows them to lift themselves easily. Q. Birds have hollow bones which make them light weight.
Detailed explanation-2: -Birds have pneumatic/hollow bones which are connected to the air sacs which increases the blood’s oxygen content and gives a bird more energy for flight. The air sacs in the hollow bones of a bird also function as thermoregulators and help the bird remain light during flight.
Detailed explanation-3: -It can be tricky to determine exactly why an animal has the features it does, but on this point, it’s clear: Birds’ hollow bones don’t make them any lighter. Bird skeletons don’t weigh any less than mammal skeletons of the same size.
Detailed explanation-4: -Birds have hollow bones which make them light weight.