One clip names both of them

172 views between them.

Eurasian otter outweighs Fisher 2.5× — 7.8 kg against 3.2 kg.

Tale of the tape

Body mass

3.17 kg

🦡 Fisher · COMBINE

7.81 kg

🦦 Eurasian otter · COMBINE

Body length

0.69 m

🦡 Fisher · COMBINE

0.75 m

🦦 Eurasian otter · COMBINE

Maximum lifespan

14 yr

🦡 Fisher · COMBINE

22 yr

🦦 Eurasian otter · COMBINE

Bars are sized against the larger of the two figures.

Tiere vor der Kamera

Echtes Filmmaterial von den Tieren dieser Website – beim Jagen, beim Kämpfen und beim ganz normalen Alltag.

Shared ancestry

The closest group they share is Mustelidae (family), home to 106 species.

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