Bat guano has been sculpting caves in Brazil for thousands of years


An iron ore collapse Carajás Nationwide Forest, Brazil, previously inhabited by bats

Ataliba Coelho

Iron ore caves the place bats roost in Brazil have turn out to be a lot bigger than caves with out bats – as a result of weathering impact of hundreds of years of guano.

The iron-rich earth beneath the Carajás Nationwide Forest within the Brazilian Amazon hosts greater than 1500 caves, solely 10 of which at present home giant bat populations or used to.

Most different cave-dwellers – comparable to micro organism, fungi and invertebrates like beetles and scorpions – don’t go away their underground haunts. …

Article amended on 25 Could 2023

We corrected a press release about what number of caves home bat populations.