Scientists who piece together our past can do so through the rare fossil or artifact, or they can go to one convenient location: a hyrax latrine.
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Sources:
https://www.sciencedirect.com/science/article/abs/pii/S0277379112003319
https://www.smithsonianmag.com/blogs/national-museum-of-natural-history/2018/03/23/heres-how-scientists-reconstruct-earths-past-climates/
https://www.sciencedirect.com/science/article/abs/pii/S0031018209005240?viaihub
https://www.sciencedirect.com/science/article/abs/pii/S003101821100318X
https://www.sciencedirect.com/science/article/abs/pii/S0047248416301634
https://pure.royalholloway.ac.uk/portal/files/1398739/Article_238_Rodent_middens.pdf
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