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lisov135 [29]
3 years ago
5

Which of the following behaviors allows a bird to maintain a constant body temperature in extremely hot weather?

Biology
1 answer:
patriot [66]3 years ago
8 0
<span>d. All of the above

These behaviors;

Spreading wings
Flattening feathers
panting

are all evolutionary process to maintain body temperature. Birds are warm-blooded animals. Also known as </span><span>homeotherms, which is defined as having the constant body temperature. This is a vital function for the survival of the specie.
</span>
----

<span>c. are hollow
</span>
The bones of most birds are hollow in order for the weight of the birds to be light for them to fly. 
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