A rat nest preserved for over 200 years under the floorboards of a historic Philadelphia house contains thousands of plants that help archaeologists understand daily life in colonial America. One archeologist pored through 11 pounds of material from the nest. https://theconversation.com/i-study-rat-nests-heres-why-rodents-make-great-archivists-270357
I study rat nests − here’s why rodents make great archivists

An archaeologist reveals what she learned from sifting through a 200-year-old rat nest recovered from a historic Philadelphia home.

The Conversation
@TheConversationUS if archeologists can find out all that from rummaging through a rats nest, think of all the wonders that await a good scroung under my couch might eluminate!