HISTORY
ANCIENT ROME
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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birds
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dogs
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chipmunks
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aardvarks
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Detailed explanation-1: -Birds are warm-blooded vertebrates (vertebrates have backbones) and are the only animals with feathers. Although all birds have wings, a few species can’t fly.
Detailed explanation-2: -City birds sing louder and at more opportune times Another striking survival trait of urban birds is the altered frequency and amplitude of their songs. In urban areas, low-frequency noise levels like that of traffic are high.
Detailed explanation-3: -Crocodiles are the closest living relatives of the birds, sharing a common ancestor that lived around 240 million years ago and also gave rise to the dinosaurs.
Detailed explanation-4: -Birds provide insect and rodent control, plant pollination, and seed dispersal which result in tangible benefits to people.