2 clips name both of them

917 views between them.

Eurasian otter outweighs Rhesus macaque 1.2× — 7.8 kg against 6.6 kg.

Tale of the tape

Body mass

6.61 kg

🐒 Rhesus macaque · COMBINE

7.81 kg

🦦 Eurasian otter · COMBINE

Body length

0.66 m

🐒 Rhesus macaque · COMBINE

0.75 m

🦦 Eurasian otter · COMBINE

Maximum lifespan

40 yr

🐒 Rhesus macaque · COMBINE

22 yr

🦦 Eurasian otter · 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 Theria (subclass), home to 9,319 species.

They last shared an ancestor about 81 million years ago.

Estimates range from 74 to 89 million years; the figure above is the middle estimate.

About this estimate

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