european/african/eastern red-rumped swallow vs andorinha-do-senegal

The Red-rumped Swallow and Mosque Swallow can be distinguished by their tail shape and plumage details. The Red-rumped Swallow typically has a more pronounced forked tail and a distinctive red rump, while the Mosque Swallow has a less forked tail and lacks the red rump.

Look for the red rump on the Red-rumped Swallow as a primary identifier. Check the tail shape: Red-rumped Swallows have a more pronounced forked tail compared to the less forked tail of the Mosque Swallow.

The Red-rumped Swallow is characterized by its red rump, which is a key distinguishing feature. In contrast, the Mosque Swallow does not have a red rump. Both species have similar overall coloration, but the presence of the red rump on the Red-rumped Swallow is a reliable field mark.