More than 70 tigers have died at a Thai zoo that previously allowed tourists to interact with the animals, leading to its closure.

Seventy-two tigers at a Thai animal park have died from a highly contagious distemper virus and respiratory bacteria, with investigators also considering potential inbreeding as a contributing factor to the tragedy.

The Khao Kheow Open Zoo in Thailand is responding to concerns regarding the welfare and habitat of Moo Deng, the viral pygmy hippo.