One clip names both of them

3,917 views between them.

American alligator outweighs Giant otter 6.3× — 150 kg against 24 kg. Both figures are averages across males and females.

Tale of the tape

Body mass

150 kg

🦎 American alligator · AnAge

24 kg

🦡 Giant otter · COMBINE

Body length

4.6 m

🦎 American alligator · ReptTraits

1.27 m

🦡 Giant otter · COMBINE

Maximum lifespan

77 yr

🦎 American alligator · AnAge

17 yr

🦡 Giant 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.