File photo taken on May 5, 2021 shows giant panda Huan Huan at the Beauval Zoo in Saint-Aignan-sur-Cher, France. Huan Huan, a giant panda at Beauval Zoo in central France, is pregnant and the birth of her cub is expected in about 10 days, announced the zoo.Photo:Xinhua
File photo taken on May 5, 2021 shows giant panda Huan Huan at the Beauval Zoo in Saint-Aignan-sur-Cher, France. Huan Huan, a giant panda at Beauval Zoo in central France, is pregnant and the birth of her cub is expected in about 10 days, announced the zoo.Photo:Xinhua
An embryo of giant panda Huan Huan is detected on ultrasound at the Beauval Zoo in Saint-Aignan-sur-Cher, France, July 20, 2021. Huan Huan, a giant panda at Beauval Zoo in central France, is pregnant and the birth of her cub is expected in about 10 days, announced the zoo.Photo:Xinhua
File photo taken on May 5, 2021 shows giant panda Huan Huan at the Beauval Zoo in Saint-Aignan-sur-Cher, France. Huan Huan, a giant panda at Beauval Zoo in central France, is pregnant and the birth of her cub is expected in about 10 days, announced the zoo.Photo:Xinhua
File photo taken on May 5, 2021 shows giant panda Huan Huan at the Beauval Zoo in Saint-Aignan-sur-Cher, France. Huan Huan, a giant panda at Beauval Zoo in central France, is pregnant and the birth of her cub is expected in about 10 days, announced the zoo.Photo:Xinhua