One clip names both of them

9,137 views between them.

Harbour seal outweighs Eurasian otter 12× — 94.3 kg against 7.8 kg. Both figures are averages across males and females.

Tale of the tape

Body mass

7.81 kg

🦦 Eurasian otter · COMBINE

94 kg

🦭 Harbour seal · COMBINE

Body length

0.75 m

🦦 Eurasian otter · COMBINE

1.81 m

🦭 Harbour seal · COMBINE

Maximum lifespan

22 yr

🦦 Eurasian otter · COMBINE

48 yr

🦭 Harbour seal · COMBINE

Bars are sized against the larger of the two figures.

镜头下的动物

站内动物的实拍影像——捕猎、打斗，还有各自过日子的样子。

Shared ancestry

The closest group they share is Caniformia (suborder), home to 469 species.

We know what their shared ancestor was, but not when it lived — no dated family tree spans both of them yet.