Answer: Aves
Birds are warm blooded and have feathers
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Mammalia's are warm blooded but have hair that cover the body
Reptilia's are cold blooded and their bodies are usually covered in scales.
Hopefully this helped and good luck!!!!
You didn't provide us with any statements regarding animal blubber but the reason why mammals that live in the arctic ocean have it is because it helps and keeps them 'warm' - it's a strong insulating factor.
Explanation:
The Sun emits radiation right across the electromagnetic spectrum, from extremely high-energy X-rays to ultra-long-wavelength radio waves, and everything in-between. The peak of this emission occurs in the visible portion of the spectrum.
Enzymes act as a catalyst and speed up a chemical reaction
