One clip names both of them

1.6 million views between them.

Peregrine falcon outweighs Western Barn Owl 1.9× — 0.8 kg against 0.4 kg.

Tale of the tape

Body mass

0.4 kg

🐦 Western Barn Owl · AVONET

0.76 kg

🦅 Peregrine falcon · AVONET

Maximum lifespan

34 yr

🐦 Western Barn Owl · AnAge

25 yr

🦅 Peregrine falcon · 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 84 million years ago.

Estimates range from 76 to 95 million years; the figure above is the middle estimate.

About this estimate

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