Protected areas are not sufficient for nature conservation, especially for migratory species (e.g. birds) because surrounding habitats are agricultural lands which often create negative externalities. (fao.org)
The data also allowed the Santa Cruz Land Trust to figure out what surrounding habitat to protect. (discovermagazine.com)
On mainlands, areas of high biodiversity that are isolated from surrounding habitats can respond like «terrestrial islands» to introduced species. (theconversation.com)