He had retired but was still active and the two men became friends .
Whilst researching the report , Currey was taken to the Indian state of Assam by Sanjay Deb Roy , a former chief wildlife warden for Assam and later , for India .
Currey had retired but was still active and the two men became friends .
Whilst researching the report , Currey was taken to the Indian state of Assam by Sanjay Deb Roy , a former chief wildlife warden for Assam and later , for India .