Item 8 which example is a trait of an index fossil? resembles a living species found in a limited area a particular kind of organism found in a limited time span

19. scientists use meteorites that hit earth to provide evidence of the composition of earth's interior because they hypothesize that

Several bird species feed in a certain species of tree. each bird species feeds in a different part of the tree. which statement is true of these bird species? a. they have adapted to different niches due to competition b. they have a carnivorous relationship with the tree species. c. they have adapted to different niches due to predation d. they have a symbiotic relationship with the tree species.

In "the man in the water," what was the remarkable occurrence that rosenblatt reported?