Indonesia, Jan. 31 -- Indonesia's Health Quarantine Office in Pangkalpinang has warned that migratory bats and birds arriving from countries such as India could carry the Nipah virus, a deadly pathogen capable of spreading to humans.

"Nipah disease must be monitored closely because the virus can infect humans with a high fatality rate," said Agus Syah, head of the Pangkalpinang office, on Saturday.

Agus explained that extreme cold weather in several countries is driving migratory species to warmer regions, including Indonesia.

He noted that dozens of birds from Russia recently arrived in East Java, underscoring how wildlife movements across borders may heighten risks.

He cautioned that bats from affected countries could enter Indonesi...