A giraffe is seen at the Dinokeng Game Reserve in Gauteng Province, South Africa, May 20, 2026. Friday marks this year's International Day for Biological Diversity. Photo: Xinhua

Wildebeests are seen at the Dinokeng Game Reserve in Gauteng Province, South Africa, May 20, 2026. Friday marks this year's International Day for Biological Diversity. Photo: Xinhua

A lapwing is seen at the Dinokeng Game Reserve in Gauteng Province, South Africa, May 20, 2026. Friday marks this year's International Day for Biological Diversity. Photo: Xinhua

A kudu is seen at the Dinokeng Game Reserve in Gauteng Province, South Africa, May 20, 2026. Friday marks this year's International Day for Biological Diversity. Photo: Xinhua

A zebra is seen at the Dinokeng Game Reserve in Gauteng Province, South Africa, May 20, 2026. Friday marks this year's International Day for Biological Diversity. Photo: Xinhua

A warthog is seen at the Dinokeng Game Reserve in Gauteng Province, South Africa, May 20, 2026. Friday marks this year's International Day for Biological Diversity. Photo: Xinhua

An african elephant is seen at the Dinokeng Game Reserve in Gauteng Province, South Africa, May 20, 2026. Friday marks this year's International Day for Biological Diversity. Photo: Xinhua

An impala is seen at the Dinokeng Game Reserve in Gauteng Province, South Africa, May 20, 2026. Friday marks this year's International Day for Biological Diversity. Photo: Xinhua

A jackal is seen at the Dinokeng Game Reserve in Gauteng Province, South Africa, May 20, 2026. Friday marks this year's International Day for Biological Diversity. Photo: Xinhua

A kudu is seen at the Dinokeng Game Reserve in Gauteng Province, South Africa, May 20, 2026. Friday marks this year's International Day for Biological Diversity. Photo: Xinhua