DNA test

Vultures in genetic bottleneck
as vulture population declines in south Asia, scientists have warned of a possible risk. The oriental white-backed vulture (Gyps bengalensis), classified critically endangered by the iucn, may soon lose its genetic diversity unless immediate measures are taken.
The bird was numbered tens of millions in India, Nepal and Pakistan until the mid-1990s, when its population began to collapse, primarily because of anti-inflammatory drug diclofenac (see