Photographers around the world published a series of smiling photoes of wild animals. Dolphins or seals, horses or cheetahs, they all laughed in front of the cameras. It seems that these wild animals do live a happy life. (Photo: gmw.cn)

Photographers around the world published a series of smiling photoes of wild animals. Dolphins or seals, horses or cheetahs, they all laughed in front of the cameras. It seems that these wild animals do live a happy life. (Photo: gmw.cn)

Photographers around the world published a series of smiling photoes of wild animals. Dolphins or seals, horses or cheetahs, they all laughed in front of the cameras. It seems that these wild animals do live a happy life. (Photo: gmw.cn)

Photographers around the world published a series of smiling photoes of wild animals. Dolphins or seals, horses or cheetahs, they all laughed in front of the cameras. It seems that these wild animals do live a happy life. (Photo: gmw.cn)

Photographers around the world published a series of smiling photoes of wild animals. Dolphins or seals, horses or cheetahs, they all laughed in front of the cameras. It seems that these wild animals do live a happy life. (Photo: gmw.cn)

Photographers around the world published a series of smiling photoes of wild animals. Dolphins or seals, horses or cheetahs, they all laughed in front of the cameras. It seems that these wild animals do live a happy life. (Photo: gmw.cn)

Photographers around the world published a series of smiling photoes of wild animals. Dolphins or seals, horses or cheetahs, they all laughed in front of the cameras. It seems that these wild animals do live a happy life. (Photo: gmw.cn)

Photographers around the world published a series of smiling photoes of wild animals. Dolphins or seals, horses or cheetahs, they all laughed in front of the cameras. It seems that these wild animals do live a happy life. (Photo: gmw.cn)

Photographers around the world published a series of smiling photoes of wild animals. Dolphins or seals, horses or cheetahs, they all laughed in front of the cameras. It seems that these wild animals do live a happy life. (Photo: gmw.cn)

Photographers around the world published a series of smiling photoes of wild animals. Dolphins or seals, horses or cheetahs, they all laughed in front of the cameras. It seems that these wild animals do live a happy life. (Photo: gmw.cn)

Photographers around the world published a series of smiling photoes of wild animals. Dolphins or seals, horses or cheetahs, they all laughed in front of the cameras. It seems that these wild animals do live a happy life. (Photo: gmw.cn)

Photographers around the world published a series of smiling photoes of wild animals. Dolphins or seals, horses or cheetahs, they all laughed in front of the cameras. It seems that these wild animals do live a happy life. (Photo: gmw.cn)

Photographers around the world published a series of smiling photoes of wild animals. Dolphins or seals, horses or cheetahs, they all laughed in front of the cameras. It seems that these wild animals do live a happy life. (Photo: gmw.cn)

Photographers around the world published a series of smiling photoes of wild animals. Dolphins or seals, horses or cheetahs, they all laughed in front of the cameras. It seems that these wild animals do live a happy life. (Photo: gmw.cn)

Photographers around the world published a series of smiling photoes of wild animals. Dolphins or seals, horses or cheetahs, they all laughed in front of the cameras. It seems that these wild animals do live a happy life. (Photo: gmw.cn)