One clip names both of them

60,501 views between them.

Musk ox outweighs Arctic fox 87× — 313 kg against 3.6 kg.

Tale of the tape

Body mass

3.6 kg

🦊 Arctic fox · COMBINE

313 kg

🐂 Musk ox · COMBINE

Shoulder height

no figure yet

🦊 Arctic fox

1.35 m

🐂 Musk ox

Body length

0.62 m

🦊 Arctic fox · COMBINE

2.3 m

🐂 Musk ox · COMBINE

Maximum lifespan

16 yr

🦊 Arctic fox · COMBINE

27 yr

🐂 Musk ox · COMBINE

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 Laurasiatheria (superorder), home to 4,193 species.

They last shared an ancestor about 64 million years ago.

Estimates range from 58 to 76 million years; the figure above is the middle estimate.

About this estimate

Dates from Upham, Esselstyn & Jetz 2019, PLoS Biology 17:e3000494 (CC0).