National Museum of the Philippines - In celebration of the #InternationalBatDay tomorrow April 17, today's #DignayanBiyernes features a mineral deposit made from the poop of bats — the guano. Guano, commonly known
Is bat poop white like a bird or is it different since bats are mammals? We are trying to identify mysterious droppings in our basement. - Quora
![Guano Bird Or Bat Droppings On A Grey Metal Surface Closeup Stock Photo - Download Image Now - iStock Guano Bird Or Bat Droppings On A Grey Metal Surface Closeup Stock Photo - Download Image Now - iStock](https://media.istockphoto.com/id/1145646288/photo/guano-bird-or-bat-droppings-on-a-grey-metal-surface-close-up.jpg?s=612x612&w=0&k=20&c=--vogk9Tnjv_jlhXGRdl_w3iXoYl4kA-VpYyAP1DAaM=)