The prehistoric reptiles known as dinosaurs arose during the Middle to Late Triassic Period of the Mesozoic Era, some 230 million years ago. They were members of a subclass ofreptiles called the archosaurs (“rulingreptiles”), a group that also includesbirds and crocodiles.
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Answer:
because they play different sounds
Explanation:
<span>When a whale dies, it's multiple tonne body will drop down to the ocean floor and be a great food source to all the sea creatures in the lower depths of the waters. Hope this helps you!
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