Have you ever looked at the ants in your yard or at a park and wondered just how many there are in the world? Now, scientists have a new estimate that may surprise you!
Africa has two species of elephants, forest elephants and savanna elephants. Counting the number of elephants living in a given area is not as easy as you might think, even though elephants are big. Counting savanna elephants can be done from airplanes. Aerial population surveys…