One clip names both of them

40,969 views between them.

Koala outweighs Greylag Goose 1.7× — 5.6 kg against 3.3 kg. Both figures are averages across males and females.

Tale of the tape

Body mass

3.3 kg

🪿 Greylag Goose · AVONET

5.65 kg

🐨 Koala · COMBINE

Body length

no figure yet

🪿 Greylag Goose

0.85 m

🐨 Koala · COMBINE

Maximum lifespan

31 yr

🪿 Greylag Goose · AnAge

22 yr

🐨 Koala · COMBINE

Bars are sized against the larger of the two figures.

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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.