Wildebeests cross the Mara River in the Masai Mara National Reserve in Kenya, on July 30, 2025. Starting in July each year, large herds of animals such as wildebeests and zebras migrate from Tanzania's Serengeti National Park to Kenya's Masai Mara National Reserve, forming a spectacular "river of life" across the savannahs and rivers. (Xinhua/Han Xu)

Wildebeests cross and reach the opposite bank of Mara River in the Masai Mara National Reserve in Kenya, on July 30, 2025. Starting in July each year, large herds of animals such as wildebeests and zebras migrate from Tanzania's Serengeti National Park to Kenya's Masai Mara National Reserve, forming a spectacular "river of life" across the savannahs and rivers. (Xinhua/Han Xu)

Wildebeests and zebras feed on the grasslands after successfully crossing the Mara River in the Masai Mara National Reserve in Kenya, on July 30, 2025. Starting in July each year, large herds of animals such as wildebeests and zebras migrate from Tanzania's Serengeti National Park to Kenya's Masai Mara National Reserve, forming a spectacular "river of life" across the savannahs and rivers. (Xinhua/Han Xu)

Wildebeests charge toward the Mara River in the Masai Mara National Reserve in Kenya, on July 30, 2025. Starting in July each year, large herds of animals such as wildebeests and zebras migrate from Tanzania's Serengeti National Park to Kenya's Masai Mara National Reserve, forming a spectacular "river of life" across the savannahs and rivers. (Xinhua/Han Xu)

Wildebeests charge toward the Mara River in the Masai Mara National Reserve in Kenya, on July 30, 2025. Starting in July each year, large herds of animals such as wildebeests and zebras migrate from Tanzania's Serengeti National Park to Kenya's Masai Mara National Reserve, forming a spectacular "river of life" across the savannahs and rivers. (Xinhua/Han Xu)

Wildebeests roam the grasslands after successfully crossing the Mara River in the Masai Mara National Reserve in Kenya, on July 30, 2025. Starting in July each year, large herds of animals such as wildebeests and zebras migrate from Tanzania's Serengeti National Park to Kenya's Masai Mara National Reserve, forming a spectacular "river of life" across the savannahs and rivers. (Xinhua/Han Xu)

Wildebeests cross the Mara River in the Masai Mara National Reserve in Kenya, on July 30, 2025. Starting in July each year, large herds of animals such as wildebeests and zebras migrate from Tanzania's Serengeti National Park to Kenya's Masai Mara National Reserve, forming a spectacular "river of life" across the savannahs and rivers. (Xinhua/Han Xu)

Wildebeests feed on the grasslands after successfully crossing the Mara River in the Masai Mara National Reserve in Kenya, on July 30, 2025. Starting in July each year, large herds of animals such as wildebeests and zebras migrate from Tanzania's Serengeti National Park to Kenya's Masai Mara National Reserve, forming a spectacular "river of life" across the savannahs and rivers. (Xinhua/Han Xu)

Herds of wildebeests gather and rest by the Mara River, preparing to cross, in the Masai Mara National Reserve in Kenya, on July 30, 2025. Starting in July each year, large herds of animals such as wildebeests and zebras migrate from Tanzania's Serengeti National Park to Kenya's Masai Mara National Reserve, forming a spectacular "river of life" across the savannahs and rivers. (Xinhua/Han Xu)

Wildebeests roam the grasslands after successfully crossing the Mara River in the Masai Mara National Reserve in Kenya, on July 30, 2025. Starting in July each year, large herds of animals such as wildebeests and zebras migrate from Tanzania's Serengeti National Park to Kenya's Masai Mara National Reserve, forming a spectacular "river of life" across the savannahs and rivers. (Xinhua/Han Xu)

Wildebeests cross the Mara River in the Masai Mara National Reserve in Kenya, on July 30, 2025. Starting in July each year, large herds of animals such as wildebeests and zebras migrate from Tanzania's Serengeti National Park to Kenya's Masai Mara National Reserve, forming a spectacular "river of life" across the savannahs and rivers. (Xinhua/Han Xu)

Wildebeests cross the Mara River in the Masai Mara National Reserve in Kenya, on July 30, 2025. Starting in July each year, large herds of animals such as wildebeests and zebras migrate from Tanzania's Serengeti National Park to Kenya's Masai Mara National Reserve, forming a spectacular "river of life" across the savannahs and rivers. (Xinhua/Han Xu)

Wildebeests roam the grasslands after successfully crossing the Mara River in the Masai Mara National Reserve in Kenya, on July 30, 2025. Starting in July each year, large herds of animals such as wildebeests and zebras migrate from Tanzania's Serengeti National Park to Kenya's Masai Mara National Reserve, forming a spectacular "river of life" across the savannahs and rivers. (Xinhua/Han Xu)

Wildebeests feed on the grasslands after successfully crossing the Mara River in the Masai Mara National Reserve in Kenya, on July 30, 2025. Starting in July each year, large herds of animals such as wildebeests and zebras migrate from Tanzania's Serengeti National Park to Kenya's Masai Mara National Reserve, forming a spectacular "river of life" across the savannahs and rivers. (Xinhua/Han Xu)

Wildebeests and zebras cross the Mara River in the Masai Mara National Reserve in Kenya, on July 30, 2025. Starting in July each year, large herds of animals such as wildebeests and zebras migrate from Tanzania's Serengeti National Park to Kenya's Masai Mara National Reserve, forming a spectacular "river of life" across the savannahs and rivers. (Xinhua/Han Xu)

Wildebeests charge toward the Mara River in the Masai Mara National Reserve in Kenya, on July 30, 2025. Starting in July each year, large herds of animals such as wildebeests and zebras migrate from Tanzania's Serengeti National Park to Kenya's Masai Mara National Reserve, forming a spectacular "river of life" across the savannahs and rivers. (Xinhua/Han Xu)

Herds of wildebeests gather and rest by the Mara River, preparing to cross, in the Masai Mara National Reserve in Kenya, on July 30, 2025. Starting in July each year, large herds of animals such as wildebeests and zebras migrate from Tanzania's Serengeti National Park to Kenya's Masai Mara National Reserve, forming a spectacular "river of life" across the savannahs and rivers. (Xinhua/Han Xu)

Herds of wildebeests gather and rest by the Mara River, preparing to cross, in the Masai Mara National Reserve in Kenya, on July 30, 2025. Starting in July each year, large herds of animals such as wildebeests and zebras migrate from Tanzania's Serengeti National Park to Kenya's Masai Mara National Reserve, forming a spectacular "river of life" across the savannahs and rivers. (Xinhua/Han Xu)