The following question has three parts. According to the article, what is a woolly mammoth and why are its tusks so valuable? What has made the mammoths' remains easier to find and collect? Why does this present a problem?

1.The woolly mammoth is a relative to the elephant and can be found in the tundra steppe also known as mammoth steppe. Its tusks are so valuable because traders can sell them for 400 in yakutsk and also  they are rare to find.

2. The mammoths' remains are so easy to find because during the time they were  found, we had already had tools find it but not really advanced. They are so easy because according to scientists the woolly mammoths are so large and bones were long. According to research, it is said for the mammoths to have gone extinct 30,000 years ago and were found by humans 15,000 years ago. Now, they are kept in preserves for safe keeping.

3. The extinction presents a problem because they were so strong and would have protected us humans from non passive creatures. So, in ways they have would have been useful.

81 is a composite number.