One clip names both of them

31,958 views between them.

American alligator outweighs Eurasian otter 19× — 150 kg against 7.8 kg. Both figures are averages across males and females.

Tale of the tape

Body mass

150 kg

🦎 American alligator · AnAge

7.81 kg

🦦 Eurasian otter · COMBINE

Body length

4.6 m

🦎 American alligator · ReptTraits

0.75 m

🦦 Eurasian otter · COMBINE

Maximum lifespan

77 yr

🦎 American alligator · AnAge

22 yr

🦦 Eurasian otter · 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 Tetrapoda (superclass), home to 51,389 species.

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