A number of species of warblers feed in a certain species of spruce. each warbler species occupies a different niche by feeding in a different part of the tree. which factor explains this situation?

Why do bacteria thrive even in hostile environments

Atypical human cell is approximately 12.00 μm in diameter and enclosed by a membrane that is 5.000 nm thick. (a) what is the volume of the cell including the membrane? (b) what is the volume of the cell membrane? (c) what percent of the total volume does its membrane occupy? to simplify the calculations, model the cell as a sphere. enter your answers using four significant figures.

Many animals cannot sweat to maintain a stable body temperature. what is one other way animals can cool down?