BirdSize comparison tool

Iraq Babbler vs Common Chaffinch

Compare recorded size and morphology measurements. Wingspan is shown to scale when both birds have it; otherwise BirdSize visualizes shared body-length and morphology measurements directly.

Bird AIraq BabblerArgya altirostrisMeasured data

Wingspan—Body length—Body mass33 g

Species page scheduled • comparison data already available

Bird BCommon ChaffinchFringilla coelebsMeasured data

Wingspan—Body length—Body mass23.8 g

Species page scheduled • comparison data already available

Visual comparison

Compare the recorded measurements

Recorded wingspan is compared when both birds have it. If it is missing, shared body length, wing length, tail, tarsus, beak and other measured dimensions are visualized without inventing wingspan.

Measured morphologyNo shared recorded wingspan • comparing the dimensions that actually exist

Recorded linear measurementsEach card uses one shared scale for the two birds.

Wing length0–85.9 mm

Iraq Babbler

73.5 mm

Common Chaffinch

85.9 mm

Common Chaffinch • 1.2× the recorded wing length

Tail length0–100.5 mm

Iraq Babbler

100.5 mm

Common Chaffinch

65.9 mm

Iraq Babbler • 1.5× the recorded tail length

Tarsus length0–27.4 mm

Iraq Babbler

27.4 mm

Common Chaffinch

17.8 mm

Iraq Babbler • 1.5× the recorded tarsus length

Beak length0–21 mm

Iraq Babbler

21 mm

Common Chaffinch

14.7 mm

Iraq Babbler • 1.4× the recorded beak length

Kipp's distance0–23.7 mm

Iraq Babbler

7.1 mm

Common Chaffinch

23.7 mm

Common Chaffinch • 3.3× the recorded kipp's distance

Secondary 10–66.4 mm

Iraq Babbler

66.4 mm

Common Chaffinch

62.2 mm

Iraq Babbler • 1.1× the recorded secondary 1

Body massCircle area represents recorded mass; it is not a body-size silhouette.

Iraq Babbler33 g

Common Chaffinch23.8 g

AVONET wing length remains a single-wing measurement. It is visualized directly as wing length and is never doubled or converted into wingspan.

Measurements

Side-by-side measurements

Recorded values stay in their original measurement type. An em dash means the field is not available for that species.

Measurement

Iraq Babbler

Common Chaffinch

Wingspan

—

Body length

—

Standing height

—

Wing length

73.5 mm

85.9 mm

Tail length

100.5 mm

65.9 mm

Tarsus length

27.4 mm

17.8 mm

Beak length

21 mm

14.7 mm

Beak width

4.2 mm

5.5 mm

Beak depth

6.3 mm

6.7 mm

Kipp's distance

7.1 mm

23.7 mm

Hand-Wing Index

9.6

27.6

Body mass

33 g

23.8 g

Data provenance

Sources behind the comparison

Source and dataset metadata are shown separately for each bird so visitors can evaluate the evidence behind the visual.

Evidence record

Iraq Babbler

Measured

Size measurements: AVONET — Tobias et al. (2022)
Morphology: AVONET — Tobias et al. (2022)
Morphology dataset: AVONET v7 — BirdLife taxonomy
Morphology dataset license: CC BY 4.0

Evidence record

Common Chaffinch

Measured

Size measurements: AVONET — Tobias et al. (2022)
Morphology: AVONET — Tobias et al. (2022)
Morphology dataset: AVONET v7 — BirdLife taxonomy
Morphology dataset license: CC BY 4.0

Source names are shown for identification only. Full citations, dataset definitions and measurement methodology are documented on the site’s Data Methodology page. BirdSize never converts single-wing morphology into wingspan.

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