There are protected populations and felling restrictions in place in various countries.
The zoo will clean each animal to make sure the fungus doesn't make it into the protected population, and then isolate the population.
Another speciality of the reserve is its three resident packs of African wild dogs, the only protected population in the KwaZulu-Natal province.
The Utah Prairie Dog is a threatened species that was reintroduced to the park for conservation, and the largest protected population is found within the park's boundaries.
Many of these protected populations are healthy.
Federal law recognizes people over 55 as a protected population, which exempts 55-plus housing developments from discrimination charges.
It is believed that several lists were made during the war as the protected population changed.
Also the protected population of Amani flatwings leads a relatively precarious existence, containing fewer than an estimated 250 mature individuals.
Survival of juveniles from October to April was 0.76 in a protected population, but 0.51 in areas open to snaring and trapping.
Criteria also include securely protected populations, size of populations, and the ability of the species to persist.