Wyoming Listing Criteria & Delisting Information refer to the criteria and information the state of Wyoming uses to determine whether a species is eligible for listing or delisting under the Endangered Species Act (ESA). Wyoming’s listing criteria include the following criteria: species extinction risk, species distribution and abundance, species impacts to other species, species life history, species habitat, and species threats. Delisting information includes the criteria and data used to determine if a species should be removed from the list of threatened or endangered species. Wyoming also requires that species have recovered and maintained self-sustaining populations in the wild for a minimum of five years prior to being considered for delisting. The types of Wyoming Listing Criteria & Delisting Information are: species extinction risk, species distribution and abundance, species impacts to other species, species life history, species habitat, species threats, and species recovery and maintenance.