One clip names both of them

7,362 views between them.

Western Barn Owl outweighs Common Kingfisher 13× — 0.4 kg against 0 kg.

Tale of the tape

Body mass

0.03 kg

🐦 Common Kingfisher · AVONET

0.4 kg

🐦 Western Barn Owl · AVONET

Maximum lifespan

21 yr

🐦 Common Kingfisher · AnAge

34 yr

🐦 Western Barn Owl · AnAge

Bars are sized against the larger of the two figures.

Animals caught on camera

Real footage of the animals on this site — hunting, fighting, and getting on with it.

Shared ancestry

The closest group they share is Aves (class), home to 18,988 species.

They last shared an ancestor about 78 million years ago.

Estimates range from 69 to 91 million years; the figure above is the middle estimate.

About this estimate

Dates from Jetz, Thomas, Joy, Hartmann & Mooers 2012, Nature 491:444 (CC0).