Bonin Grosbeak
Bonin Grosbeak
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The Bonin Grosbeak was an extinct finch, endemic to Chichijima Island in the Bonin Islands, Japan. It was a large, robust bird with a powerful bill, showing a mix of brownish and reddish plumage.
Where to spot
Historically endemic to the coastal and montane forests of Chichijima Island in the Bonin Islands, south of Japan.
How to spot
Observation is no longer possible. Historical records describe it as a large, heavy-billed finch, observed foraging in forests for seeds and possibly insects. Its large bill was a key identifier.
When to spot
Last observed around 1830 and is considered extinct. It is no longer observable.
Where to spot
Historically endemic to the coastal and montane forests of Chichijima Island in the Bonin Islands, south of Japan.
How to spot
Observation is no longer possible. Historical records describe it as a large, heavy-billed finch, observed foraging in forests for seeds and possibly insects. Its large bill was a key identifier.
When to spot
Last observed around 1830 and is considered extinct. It is no longer observable.
This species (*Chaunoproctus ferreorostris*) was discovered and collected by the crew of HMS Blossom in 1827 but became extinct very rapidly due to habitat destruction and predation by introduced species.
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