A nice article about the evolution of connecting bats to vampires

https://www.historytoday.com/archive/natural-histories/bats-out-hell?utm_source=Weekly+Newsletter&utm_campaign=0b3d1daf08-EMAIL_CAMPAIGN_2017_09_20_COPY_03&utm_medium=email&utm_term=0_fceec0de95-0b3d1daf08-494901&mc_cid=0b3d1daf08&mc_eid=ae92ad55e1