Wildlife Conservation Society's India programme in order to investigate the effects of tribal hunting on the hornbill population. As a result of contacts with local hunters, she revealed the presence of the leaf deer and the black barking deer in India. Joining her husband Mishra and the wildlife biologist Mysore Doreswamy Madhusudan, she undertook an expedition to the heights of the Himalayas in Arunachal Pradesh where after sighting a Chinese goral, they found a new species of monkey named the Arunachal macaque.