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.

Zvířata zachycená kamerou

Skutečné záběry zvířat z tohoto webu – jak loví, jak se perou a jak si prostě žijí.

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.