One clip names both of them

15 million views between them.

Orca outweighs Eurasian otter 550× — 4,300 kg against 7.8 kg.

Tale of the tape

Body mass

4,300 kg

🐋 Orca · COMBINE

7.81 kg

🦦 Eurasian otter · COMBINE

Body length

9.23 m

🐋 Orca · COMBINE

0.75 m

🦦 Eurasian otter · COMBINE

Maximum lifespan

100 yr

🐋 Orca · 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 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).