A hoopoe is spotted at the Changbai Mountain Nature Reserve in Northeast China's Jilin province. [Photo by Zhuo Yongsheng/For chinadaily.com.cn]

Although the snow in Changbai Mountain region in Northeast China's Jilin province has not completely melted in the spring days, various wild animals have been frequently appearing, showcasing vitality and vigor in the quiet dense forests.

There are abundant wild animal resources in the region, with its high mountains, dense forests and high-quality water sources providing excellent habitats for the wildlife, such as sables, otters, roe deer, elk, black bears and wild boars.

In recent years, with the continuous improvement of the ecological environment in the region, an increasing number of wild animals have been spotted and their living radius is expanding.

A pika is spotted at the Changbai Mountain Nature Reserve in Northeast China's Jilin province. [Photo by Li Defu/For chinadaily.com.cn]

There are 3,384 infrared cameras installed in the Changbai Mountain Nature Reserve.

From September 2019, more than 600,000 videos have been captured and over 60,000 pieces of effective wildlife data have been identified through artificial intelligence.

The monitoring data can help protectors better know the health of the population and habitat of wild animals in the reserve and provide scientific data support for biodiversity conservation in the reserve.

Chinese mergansers are spotted in a river at the Changbai Mountain Nature Reserve in Northeast China's Jilin province. [Photo by Zhuo Yongsheng/For chinadaily.com.cn]