Grey crow vs Rook
The grey crow is heavier: 635 g against 452.1 g for the rook, about 40% more.
Photo: Cheongweei Gan · CC BY 4.0 · Wikimedia Commons
Photo: Brian Snelson from Hockley, Essex, England · CC BY 2.0 · Wikimedia Commons
What is the difference between a grey crow and a rook?
Each point below is worked out from a pair of recorded values.
- The grey crow is heavier: 635 g against 452.1 g for the rook, about 40% more.
- Both belong to the genus Corvus, so they are close relatives.
- Both are listed as Least Concern on the IUCN Red List.
Side by side
| Grey crow | Rook | |
|---|---|---|
| Scientific name | Corvus tristis | Corvus frugilegus |
| Family | Corvidae | Corvidae |
| Order | Passeriformes | Passeriformes |
| Weight | 635 g | 418 g – 489 g |
| Length | Not recorded | Not recorded |
| Lifespan | Not recorded | 19.9 years |
| Main food | Not recorded | Not recorded |
| Habitat | forest | grassland |
| Conservation status | Least Concern | Least Concern |
| Countries recorded | 1 | Not recorded |
A scale drawing needs a recorded length for both animals; only weights are on record for this pair.
Full record: Grey crowFull record: RookCompare other animals