It is difficult to make conclusions about scientific data collected from fossilized remains because the data

Fossils are rare because most remains are consumed or destroyed soon after death. Even if bones are buried, they then must remain buried and be replaced with minerals. If an animal is frozen like the baby mammoth mentioned above, again the animal must remain undisturbed for many years before found.

Explanation:

c: warm water flows from the western tropical pacific toward south america. that should be the right answer! hope it .

when it is at an intermediate population density