The Asian House Martin is a common and widespread migratory swallow found across East Asia. It is characterized by its glossy blue-black upperparts, prominent white rump, and clean white underparts.
Where to spot
Breeds in mountains, cliffs, and increasingly on buildings in East Asia (Siberia, China, Korea, Japan). Winters across Southeast Asia.
How to spot
Look for its dark upperparts, striking white rump, and clean white underparts. Observe its swift, agile flight as it forages high in the air. Often seen around its mud nests on vertical surfaces.
When to spot
Breeding season (spring/summer) in East Asia; winter (autumn/winter) in Southeast Asia.
Where to spot
Breeds in mountains, cliffs, and increasingly on buildings in East Asia (Siberia, China, Korea, Japan). Winters across Southeast Asia.
How to spot
Look for its dark upperparts, striking white rump, and clean white underparts. Observe its swift, agile flight as it forages high in the air. Often seen around its mud nests on vertical surfaces.
When to spot
Breeding season (spring/summer) in East Asia; winter (autumn/winter) in Southeast Asia.
Credits:
Wikimedia Commons
Credits:
Wikimedia Commons
This species is known for its highly social behavior, nesting in large colonies on cliffs or under the eaves of buildings, and migrating in large flocks, creating impressive spectacles.
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