A pair of parrots snuggle up to each other at the Suzhou Zoo in Suzhou, east China's Jiangsu Province, on Feb. 14, 2015, the Valentine's Day. (Xinhua/Wang Jiankang)

 A pair of parrots snuggle up to each other at the Qingdao Forestry Wildlife World in Qingdao, a port city in east China's Shandong Province, on Feb. 14, 2015, the Valentine's Day. (Xinhua/Yu Fangping)

 A pair of parrots snuggle up to each other at the Suzhou Zoo in Suzhou, east China's Jiangsu Province, on Feb. 14, 2015, the Valentine's Day. (Xinhua/Wang Jiankang)

 A pair of parrots snuggle up to each other at the Suzhou Zoo in Suzhou, east China's Jiangsu Province, on Feb. 14, 2015, the Valentine's Day. (Xinhua/Wang Jiankang)