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Ancient cave poop reveals how bats have adapted to humans and climate change
The University of Ottawa s Lauren Gallant led an investigation into a mountainous mound of bat guano that dates back thousands of years and hopes to glean secrets from their fecal focal point.
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Researchers studied guano as old as 4,300 years to see how bats diets have changed over the centuries
CBC Radio ·
Posted: Apr 15, 2021 6:38 PM ET | Last Updated: April 15
The buffy flower bat, Erophylla sezekorni, is one of species identified in the Home Away from Home cave studied by the University of Ottawa researchers.(Sherri and Brock Fenton)
4,300 Years of Bat Poop From The Depths of a Jamaican Cave Have Revealed Earth s Past
14 APRIL 2021
You may not give a pile of bat poop gathered over 4,300 years a second look – but to a group of scientists, it s provided an intriguing insight into how bat diets and therefore climate conditions have shifted over thousands of years.
Taller than the average man (2 meters or 6-and-a-half feet), the pile of poop (also known as guano) records history in clear layers, much like sediments under a lake.
By analyzing the layers back through time, the scientists have been able to figure out changes in the diets of the bats that have been inhabiting this cave for millennia.