Columba thomensis — The Life Data

Animalia/Chordata/Aves/Columbiformes/Columbidae/Columba

At a glance

Occurrence records228

Data sources8

Biological traits24

DNA specimens1

eDNA detections0

Sources8 archives

Databases and archives Columba thomensis's data was compiled from.

WikipediaWikimedia Foundation9 languages↗

BioWikiNetmultilingual Wikipediamultilingual↗

GBIFGlobal Biodiversity Information Facility228 records↗

BOLD SystemsCentre for Biodiversity Genomics1 specimens↗

Open Tree of LifeOpenTreephylogeny backbone↗

WikidataWikimedia Foundationstructured facts↗

Catalogue of LifeCOLtaxonomy↗

IOC World Bird ListIOCbird checklist↗

On this page4 sections

Every layer below draws on the sources above — open one to explore it, or use ← → to move between tabs.

NarrativeWikipediaarticle

Traits & measurements3 literature sources24 traits

Occurrence & distributionGBIF228 records

DNA & barcodingBOLD1 specimens

01Narrative

The São Tomé olive pigeon or maroon pigeon (Columba thomensis) is an endangered species of pigeon which is endemic to the island of São Tomé off the coast of western Africa. It was described by José Vicente Barbosa du Bocage in 1888.

No narrative description available for this taxon yet.

02Traits & measurements

SourcesAmnioteDBEltonTraitsAVONET

Size & morphology13

Beak depth6.3 mm

Beak length (culmen)27.7 mm

Beak length (nares)13.8 mm

Beak width5.6 mm

Body mass438 g

Body mass (female)350 g

Body mass (male)525 g

Hand-wing index35.6

Kipp's distance83.2 mm

Secondary length150 mm

Tail length152 mm

Tarsus length27.5 mm

Wing length233 mm

Diet & foraging7

Canopy30 %

Fruit100 %

Ground10 %

Midhigh30 %

Trophic levelherbivore

Trophic nicheFrugivore

Understory30 %

Habitat & environment4

HabitatForest

Migration1.0

Primary lifestyleInsessorial

Range size323 km²

05DNA & barcoding1 specimens

A DNA barcode is a short, standardised stretch of genes that works like a fingerprint — enough to tell one species from another. Below is the molecular trace Columba thomensis has left across the world's sequence archives.

At a glance

DNA specimens1

BINs1

Marker genes1

Countries1

Marker genes sequenced

★ the standard DNA barcode for this group — the short region actually read to tell this species apart. The rest are extra genes sequenced along the way.

COI-5P

animal barcode

08Occurrence & distribution

Record type228 records

Wild obs. + sensor215

Museum / vouchered13

Range

Area of Occupancy AOO164 km²

Wildobservation + sensor

Human sightings and records, or camera-trap / sensor detections — someone (or a device) saw or captured the species in the wild.

Coordinate accuracy60% within 1 km

≤100 m 3≤1 km 3>10 km 4

10 georeferenced · 205 without coordinates

Open the mapobservation + sensor215

Museum / Voucheredphysical evidence

Backed by a physical specimen — a herbarium sheet, sample or voucher held in a collection. “Vouchered” means supported by material evidence, not just an observation.

Coordinate accuracy

no georeferenced coordinates · 13 records without

Open the institutions mapphysical evidence13

Wildobservation + sensor

Human sightings and records, or camera-trap / sensor detections — someone (or a device) saw or captured the species in the wild.

10Collections & institutions

Holding institutions1 of 2 geolocated

Institutions and collections holding physical, vouchered specimens of this species — click a row to fly to it on the map.

Institution	Specimens
Instituto de Investigação Científica Tropicallocation not on record	11
Paris, FR	1

2 institutions · 12 of 13 vouchered records shown · 1 without an institution code