Answer:
The answer to your question is:
Explanation:
1 or more double bonds unsaturated
Usually solid at room temperature saturated
Molecules are tightly packed togheter saturated
Usually liquid at room temperature unsaturated
Most plant fats unsaturated
Most animal fats saturated
The elephants skull, I believe.
Properly identifying each species.
Accurately recording his findings.
Not interfering with ecosystem while studying the birds.