The era began with the break up of one super continent and a formation of another one...
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Answer:
They maintain their body temperature higher than their environment by some metabolic processes like contraction of muscles, friction produced by flow of blood etc. They have a higher basal metabolic rate, and also a greater capacity to increase their metabolic rate.
Answer:
Global climate change affects the distribution of species.
Explanation:
The volume decreases (smaller, less)