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Great horned owl vs Mallard

Great horned owl vs mallard
Great horned owl is larger on weight
Great horned owl is somewhat greater than mallard on weight — about 1.3×.

A great horned owl and a mallard can be compared on 4 measures. The figures below are typical adult or full-size values, with the larger of the two in bold.

Side by side

Larger value in bold. Ranges reflect genuine variation, not uncertainty.
Great horned owl Mallard
Weight 0.68–2.5 kg 0.7–1.6 kg
Length 0.43–0.64 m 0.5–0.65 m
Width 0.91–1.53 m 0.81–0.98 m
Typical lifespan 10–28 yr 3–29 yr

What the numbers say

  • Great horned owl is somewhat greater than mallard on weight — about 1.3×.
  • Great horned owl and mallard are near enough identical on length.
  • Great horned owl is somewhat greater than mallard on width — about 1.4×.
  • Great horned owl is 2.6× mallard on typical lifespan.

Weight compared.

Great horned owl 0.68–2.5 kg
Mallard 0.7–1.6 kg

Great horned owl

North America's most widespread large owl, with a grip strong enough to take skunks and other raptors.

Mallard

The most common wild duck in the Northern Hemisphere and the ancestor of nearly all domestic ducks.

This is a comparison of published measurements, nothing more. It describes how two things differ on measures that have been recorded; it does not predict how they would fare against each other in any situation.

Common questions

Which is bigger, great horned owl or mallard?
Great horned owl is somewhat greater than mallard on weight — about 1.3×. Both figures are typical values; the full range for each is in the table above.
How do great horned owls and mallards compare on length?
Great horned owl: 0.43–0.64 m. Mallard: 0.5–0.65 m. Great horned owl and mallard are near enough identical on length.
How do great horned owls and mallards compare on width?
Great horned owl: 0.91–1.53 m. Mallard: 0.81–0.98 m. Great horned owl is somewhat greater than mallard on width — about 1.4×.

Related pages

Sources

  1. Wikidata — Wikimedia Foundation (CC0 1.0)

How these figures are compiled and checked