Singapore Botanic Garden(1/6)

Three cygnets are seen at the Eco Lake at Singapore Botanic Garden in Singapore, on Feb. 3, 2020. A pair of black swans, kept by the Singapore Botanic Garden, successfully hatched 3 cygnets on Feb. 1 from a clutch of 4 eggs that were laid in late December 2019. (Xinhua/Then Chih Wey)

Three cygnets wade in the Eco Lake at Singapore Botanic Garden in Singapore, on Feb. 4, 2020. A pair of black swans, kept by the Singapore Botanic Garden, successfully hatched 3 cygnets on Feb. 1 from a clutch of 4 eggs that were laid in late December 2019. (Xinhua/Then Chih Wey)

A cygnet wanders about in the Eco Lake at Singapore Botanic Garden in Singapore, on Feb. 4, 2020. A pair of black swans, kept by the Singapore Botanic Garden, successfully hatched 3 cygnets on Feb. 1 from a clutch of 4 eggs that were laid in late December 2019. (Xinhua/Then Chih Wey)

Three cygnets wade in the Eco Lake at Singapore Botanic Garden in Singapore, on Feb. 4, 2020. A pair of black swans, kept by the Singapore Botanic Garden, successfully hatched 3 cygnets on Feb. 1 from a clutch of 4 eggs that were laid in late December 2019. (Xinhua/Then Chih Wey)

Three cygnets wade in the Eco Lake at Singapore Botanic Garden in Singapore, on Feb. 4, 2020. A pair of black swans, kept by the Singapore Botanic Garden, successfully hatched 3 cygnets on Feb. 1 from a clutch of 4 eggs that were laid in late December 2019. (Xinhua/Then Chih Wey)

A family of black swans with 3 cygnets wade in the Eco Lake at Singapore Botanic Garden in Singapore, on Feb. 4, 2020. A pair of black swans, kept by the Singapore Botanic Garden, successfully hatched 3 cygnets on Feb. 1 from a clutch of 4 eggs that were laid in late December 2019.(Xinhua/Then Chih Wey)