Common loon vs Bald eagle
Size and range side by side, using only figures recorded in Wikidata.


| Common loon | Bald eagle | |
|---|---|---|
| Scientific name | Gavia immer | Haliaeetus leucocephalus |
| Mass | 5.46 kg (male adult) 4.5 kg (female adult) Wikidata | 4.13 kg (male adult) 5.35 kg (female adult) Wikidata |
| Lives in | Europe, North America | North America |
| Status | Least concern | Least concern |
Quick answers
- Which is bigger, the Common loon or the Bald eagle?
- Their recorded weights overlap, so neither is clearly heavier.
- Where do they live?
- Common loon: Europe, North America. Bald eagle: North America (continents with GBIF records).
About them
Common loon
The common loon or great northern diver (Gavia immer) is a large member of the loon, or diver, family of birds.
Bald eagle
The bald eagle (Haliaeetus leucocephalus) is a bird of prey found in North America.
Mass: Wikidata (CC0) statements without qualifiers or qualified male/female/adult (birth weights left out). Descriptions: first sentence of the English Wikipedia articles (CC BY-SA 4.0), linked from each animal page.