Common firecrest vs Flamecrest
The common firecrest is heavier: 5.6 g against 4.1 g for the flamecrest, about 37% more.

Photo: Frank Vassen · CC BY 2.0 · Wikimedia Commons

Photo: G E Lodge (d 1954) · Public domain · Wikimedia Commons
What is the difference between a common firecrest and a flamecrest?
Each point below is worked out from a pair of recorded values.
- The common firecrest is heavier: 5.6 g against 4.1 g for the flamecrest, about 37% more.
- Both belong to the genus Regulus, so they are close relatives.
- Both are listed as Least Concern on the IUCN Red List.
Side by side
| Common firecrest | Flamecrest | |
|---|---|---|
| Scientific name | Regulus ignicapilla | Regulus goodfellowi |
| Family | Regulidae | Regulidae |
| Order | Passeriformes | Passeriformes |
| Weight | 5.35 g – 5.8 g | 4.1 g – 7 g |
| Length | Not recorded | Not recorded |
| Lifespan | 5.6 years | Not recorded |
| Main food | Not recorded | Not recorded |
| Habitat | forest | forest |
| Conservation status | Least Concern | Least Concern |
| Countries recorded | Not recorded | Not recorded |
A scale drawing needs a recorded length for both animals; only weights are on record for this pair.
Full record: Common firecrestFull record: FlamecrestCompare other animals