Endangered species critical habitat for sale
This map shows undeveloped land in the US listed for sale on landwatch.com. For now, I have filtered it to listings for >100 acres that occur in the ranges of IUCN designated endangered species.
## Assuming "longitude" and "latitude" are longitude and latitude, respectively
##  "Land listing data retrieved 2021-05-26"
##  "Total listings found in endangered species habitat: 215"