One clip names both of them

30,610 views between them.

Eurasian otter outweighs White-tailed Eagle 1.7× — 7.8 kg against 4.7 kg. Both figures are averages across males and females.

Tale of the tape

Body mass

7.81 kg

🦦 Eurasian otter · COMBINE

4.73 kg

🦅 White-tailed Eagle · AVONET

Body length

0.75 m

🦦 Eurasian otter · COMBINE

no figure yet

🦅 White-tailed Eagle

Maximum lifespan

22 yr

🦦 Eurasian otter · COMBINE

42 yr

🦅 White-tailed Eagle · AnAge

Bars are sized against the larger of the two figures.

Animals caught on camera

Real footage of the animals on this site — hunting, fighting, and getting on with it.

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.