A macaque enjoys food shaped like tangyuan, a kind of round and sweet dumpling made of glutinous rice flour, at the Hainan Tropical Wildlife Park and Botanical Garden in Haikou, south China's Hainan Province, Feb. 25, 2021. Most Chinese usually eat tangyuan on the Lantern Festival. The word tangyuan is nearly the same as tuanyuan, which means reunion in Chinese, making the food a symbol of families coming together. (Photos: Xinhua)

Giant panda Shunshun enjoys food shaped like tangyuan, a kind of round and sweet dumpling made of glutinous rice flour, at the Hainan Tropical Wildlife Park and Botanical Garden in Haikou, south China's Hainan Province, Feb. 25, 2021. Most Chinese usually eat tangyuan on the Lantern Festival. The word tangyuan is nearly the same as tuanyuan, which means reunion in Chinese, making the food a symbol of families coming together.

A staff member feeds an elephant with food shaped like tangyuan, a kind of round and sweet dumpling made of glutinous rice flour, at the Hainan Tropical Wildlife Park and Botanical Garden in Haikou, south China's Hainan Province, Feb. 25, 2021. Most Chinese usually eat tangyuan on the Lantern Festival. The word tangyuan is nearly the same as tuanyuan, which means reunion in Chinese, making the food a symbol of families coming together.

Macaques enjoy food shaped like tangyuan, a kind of round and sweet dumpling made of glutinous rice flour, at the Hainan Tropical Wildlife Park and Botanical Garden in Haikou, south China's Hainan Province, Feb. 25, 2021. Most Chinese usually eat tangyuan on the Lantern Festival. The word tangyuan is nearly the same as tuanyuan, which means reunion in Chinese, making the food a symbol of families coming together.

A staff member feeds milu deer with food shaped like tangyuan, a kind of round and sweet dumpling made of glutinous rice flour, at the Hainan Tropical Wildlife Park and Botanical Garden in Haikou, south China's Hainan Province, Feb. 25, 2021. Most Chinese usually eat tangyuan on the Lantern Festival. The word tangyuan is nearly the same as tuanyuan, which means reunion in Chinese, making the food a symbol of families coming together.