Skip to main content

Table 1 Conservation threats classification

From: Habitat preferences and conservation threats to Black-necked Cranes wintering in Bhutan

Biological threats Political threats Social threats Natural threats
Loss of habitats (roosting, foraging, feeding, etc.) Conversion of wetland for other purposes Hunting Mortality
Food shortage Lack of well defined law and policies in species conservation Trapping Predators
Competition Killing Diseases
Lack of scientific study   Disturbances Environmental factors