The Asian house martin often builds their nest in the cavities of cliffs, which protect their family from predators and bad weather. To get the best nesting site, fierce battles are inevitable.

CGTN Nature: Wuyi Mountains Series | Episode 1: Leaves in the Mountains

CGTN Nature: Wuyi Mountains Series | Episode 2: China Bretschneidera

CGTN Nature: Wuyi Mountains Series | Episode 3: Wisdom of the Orchid

CGTN Nature: Wuyi Mountains Series | Episode 4: Forest Fairies

Being an outstanding area for biodiversity conservation, the Wuyi Mountains bear many names like the "refuge for relic species," "paradise of birds" and "homeland for tea." The 10-episode Wuyi Mountains Series shows that it is worthy of its names.

(Cover image a screenshot from the video)

(If you want to contribute and have specific expertise, please contact us at nature@cgtn.com.)