Answer:
The trapping of the sun's warmth in a planets lower atmosphere
The pituitary gland is known as the "master gland" because it is known to control hormones that regulate several other important systems in the endocrine system such as the thyroid gland, ovaries, and testes.
3. Decreased variation in the shades of red because no form of the trait is advantageous.
No
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Lightweight beaks, heavy teeth, stability in flight
