One clip names both of them

19,865 views between them.

Tawny owl outweighs Common Kingfisher 15× — 0.5 kg against 0 kg. Both figures are averages across males and females.

Tale of the tape

Body mass

0.03 kg

🐦 Common Kingfisher · AVONET

0.47 kg

🦉 Tawny owl · AVONET

Maximum lifespan

21 yr

🐦 Common Kingfisher · AnAge

22 yr

🦉 Tawny 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 79 million years ago.

Estimates range from 71 to 93 million years; the figure above is the middle estimate.

About this estimate

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