Flowers in full bloom add crisp, spring color to the Changbai Mountains in Northeast China's Jilin province. The area is located in the southeastern part of Jilin province, boasting abundant resources and a rich variety of animals and plant life. [Photo/Changbai Mountains Photographers Association]

A family of birds takes a rest in a quiet corner of the Changbai Mountains. According to statistics, there are more than 1,800 kinds of higher plants, more than 50 kinds of mammals, more than 280 kinds of birds, more than 50 kinds of fish and more than 1,000 kinds of insects in the Changbai Mountains Scenic Area. [Photo/Changbai Mountains Photographers Association]

A stunning instant, captured by a photographer, shows a bird's triumph in the eternal hunt for food in the Changbai Mountains. [Photo/Changbai Mountains Photographers Association]

Mesmerizing streams flow through the Changbai Mountains, enveloped in mist. [Photo/Changbai Mountains Photographers Association]

A spectacular panorama, showing the pristine beauty of the region. With the seasonal rise in temperatures in the Changbai Mountains, Tianchi Lake is surrounded by lush vegetation. [Photo/Changbai Mountains Photographers Association]