Geospiza fortis
E616101
Geospiza fortis is a species of Darwin’s finch from the Galápagos Islands, notable for its variable beak size and its central role in studies of natural selection and rapid evolution.
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
bird species
ⓘ
chordate ⓘ passerine ⓘ vertebrate ⓘ |
| beakFunction | cracking seeds ⓘ |
| belongsToGroup | Darwin's finches NERFINISHED ⓘ |
| bodySize | medium-sized among ground finches ⓘ |
| class | Aves ⓘ |
| coloration |
females brown and streaked
ⓘ
males mostly black in breeding plumage ⓘ |
| commonName | medium ground finch NERFINISHED ⓘ |
| conservationStatus | Least Concern ⓘ |
| conservationStatusSystem | IUCN Red List NERFINISHED ⓘ |
| describedBy | John Gould NERFINISHED ⓘ |
| diet |
insects
ⓘ
seeds ⓘ |
| ecologicalRole |
seed disperser
ⓘ
seed predator ⓘ |
| endemicTo | Galápagos Islands NERFINISHED ⓘ |
| evolutionarySignificance |
evidence for natural selection in the wild
ⓘ
model for microevolution ⓘ |
| family | Thraupidae NERFINISHED ⓘ |
| foundIn | Galápagos Islands NERFINISHED ⓘ |
| foundInCountry | Ecuador NERFINISHED ⓘ |
| genus | Geospiza NERFINISHED ⓘ |
| habitat |
arid lowland shrubland
ⓘ
dry forest ⓘ scrubland ⓘ |
| kingdom | Animalia ⓘ |
| nativeRange | central Galápagos Islands ⓘ |
| notableFor |
rapid evolutionary change
ⓘ
role in studies of natural selection ⓘ variable beak size ⓘ |
| order | Passeriformes ⓘ |
| phylum | Chordata ⓘ |
| relatedTo |
Geospiza fuliginosa
NERFINISHED
ⓘ
Geospiza magnirostris NERFINISHED ⓘ |
| reproduction | lays eggs in nests in shrubs or cacti ⓘ |
| showsTrait |
beak size polymorphism
ⓘ
ecological character displacement ⓘ rapid evolutionary response to drought ⓘ |
| studiedBy |
Peter Grant
NERFINISHED
ⓘ
Rosemary Grant NERFINISHED ⓘ |
| studySite | Daphne Major NERFINISHED ⓘ |
| taxonRank | species ⓘ |
| yearDescribed | 1837 ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.