Dòngwùyuán zài shìjièdòngwùrì jǔbàn le kāifàng huódòng.
The zoo held open-house events on World Animal Day.
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culture
World Animal Day falls on October 4, the feast day of St. Francis of Assisi, Catholic patron saint of animals. It was launched at a cynology convention in Florence in 1931 and is now observed globally.