Two white-headed langurs have a rest on a silk cotton tree at a national nature reserve in Jiangzhou District, Chongzuo City, south China's Guangxi Zhuang Autonomous Region, March 26, 2025. Silk cotton flowers in the reserve are in full bloom. (Photo by Qiu Lingling/Xinhua)

A group of white-headed langurs eat silk cotton flowers at a national nature reserve in Jiangzhou District, Chongzuo City, south China's Guangxi Zhuang Autonomous Region, March 26, 2025. Silk cotton flowers in the reserve are in full bloom. (Photo by Qiu Lingling/Xinhua)

A white-headed langur eats a silk cotton flower at a national nature reserve in Jiangzhou District, Chongzuo City, south China's Guangxi Zhuang Autonomous Region, March 26, 2025. Silk cotton flowers in the reserve are in full bloom. (Photo by Qiu Lingling/Xinhua)

A white-headed langur eats a silk cotton flower at a national nature reserve in Jiangzhou District, Chongzuo City, south China's Guangxi Zhuang Autonomous Region, March 22, 2025. Silk cotton flowers in the reserve are in full bloom. (Photo by Qiu Lingling/Xinhua)

A white-headed langur eats a silk cotton flower at a national nature reserve in Jiangzhou District, Chongzuo City, south China's Guangxi Zhuang Autonomous Region, March 22, 2025. Silk cotton flowers in the reserve are in full bloom. (Photo by Qiu Lingling/Xinhua)

A group of white-headed langurs eat silk cotton flowers at a national nature reserve in Jiangzhou District, Chongzuo City, south China's Guangxi Zhuang Autonomous Region, March 26, 2025. Silk cotton flowers in the reserve are in full bloom. (Photo by Qiu Lingling/Xinhua)

A white-headed langur eats a silk cotton flower at a national nature reserve in Jiangzhou District, Chongzuo City, south China's Guangxi Zhuang Autonomous Region, March 26, 2025. Silk cotton flowers in the reserve are in full bloom. (Photo by Qiu Lingling/Xinhua)