Answer:
im pretty sure its True most babies in that time period are disabled in some way
Explanation:
Well look up pictures from other dinosours so you can know which fossil bone you have
Answer:
im pretty sure no its not
Answer:
Indicator species, organism—often a microorganism or a plant—that serves as a measure of the environmental conditions that exist in a given locale. ... For example, greasewood indicates saline soil; mosses often indicate acid soil. Tubifex worms indicate oxygen-poor and stagnant water unfit to drink.