Beijing and Shanghai have witnessed the highest departure numbers since the beginning of spring migration, followed by Shenzhen and Guangzhou – all major cities with significant populations of migrant ...

Caribou move along barren ground in northern Canada. The Bathurst caribou population has declined from 400,000 to less than 4,000 over the last 30 years, according to new surveys by the government of ...

Wildebeest migration has shrunk by 90% in Kenya’s Maasai Mara due to fences being built, reveals new research. The annual spectacle – a magnet for eco tourists – has seen a “dramatic” decline over the ...