![A great spotted woodpecker leaves its hole to prey for food in a forest by the Hunhe River in Shenyang, northeast China\'s Liaoning Province, May 22, 2019. (Xinhua/Yang Qing)](http://www.ecns.cn/hd/2019/05/23/e1b8c2d2e3aa406c9ddc46c8acc315fa.jpg)
A great spotted woodpecker leaves its hole to prey for food in a forest by the Hunhe River in Shenyang, northeast China's Liaoning Province, May 22, 2019. (Xinhua/Yang Qing)
![A great spotted woodpecker feeds its chick in a forest by the Hunhe River in Shenyang, northeast China\'s Liaoning Province, May 22, 2019. (Xinhua/Yang Qing)](http://www.ecns.cn/hd/2019/05/23/f9978797d45e493da0b1942c15b56ed4.jpg)
A great spotted woodpecker feeds its chick in a forest by the Hunhe River in Shenyang, northeast China's Liaoning Province, May 22, 2019. (Xinhua/Yang Qing)
![A great spotted woodpecker feeds its chick in a forest by the Hunhe River in Shenyang, northeast China\'s Liaoning Province, May 22, 2019. (Xinhua/Yang Qing)](http://www.ecns.cn/hd/2019/05/23/b4663debb82044edb86d857d60cb3fbc.jpg)
A great spotted woodpecker feeds its chick in a forest by the Hunhe River in Shenyang, northeast China's Liaoning Province, May 22, 2019. (Xinhua/Yang Qing)
![A great spotted woodpecker leaves its hole to prey for food in a forest by the Hunhe River in Shenyang, northeast China\'s Liaoning Province, May 22, 2019. (Xinhua/Yang Qing)](http://www.ecns.cn/hd/2019/05/23/52426976fbd74580b8a6024826dd379d.jpg)
A great spotted woodpecker leaves its hole to prey for food in a forest by the Hunhe River in Shenyang, northeast China's Liaoning Province, May 22, 2019. (Xinhua/Yang Qing)
![A great spotted woodpecker feeds its chick in a forest by the Hunhe River in Shenyang, northeast China\'s Liaoning Province, May 22, 2019. (Xinhua/Yang Qing)](http://www.ecns.cn/hd/2019/05/23/764cd5547950447a9990f27a5f2830ce.jpg)
A great spotted woodpecker feeds its chick in a forest by the Hunhe River in Shenyang, northeast China's Liaoning Province, May 22, 2019. (Xinhua/Yang Qing)