Eastern gray squirrel vs Red squirrel
The eastern gray squirrel is heavier: 506.5 g against 333 g for the red squirrel, about 52% more.

Photo: Dominic Nelson · CC BY-SA 4.0 · Wikimedia Commons

Photo: Peter Trimming · CC BY 2.0 · Wikimedia Commons
What is the difference between a eastern gray squirrel and a red squirrel?
Each point below is worked out from a pair of recorded values.
- The eastern gray squirrel is heavier: 506.5 g against 333 g for the red squirrel, about 52% more.
- The eastern gray squirrel is longer-lived: 23.6 years against 12 years for the red squirrel, about 2.0 times the lifespan.
- Both belong to the genus Sciurus, so they are close relatives.
- Both are listed as Least Concern on the IUCN Red List.
Side by side
| Eastern gray squirrel | Red squirrel | |
|---|---|---|
| Scientific name | Sciurus carolinensis | Sciurus vulgaris |
| Family | Sciuridae | Sciuridae |
| Order | Rodentia | Rodentia |
| Weight | 506.5 g – 540.3 g | 328.9 g – 333 g |
| Length | Not recorded | Not recorded |
| Lifespan | 23.6 years | 12 years |
| Main food | Not recorded | Not recorded |
| Habitat | Not recorded | Not recorded |
| 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: Eastern gray squirrelFull record: Red squirrelCompare other animals