Species group · Birds
WAnimals has 2 species of crossbill, in the family Fringillidae.
Ranges calculated from the profiles that record the figure, not from all 2.
Each one has its own full profile. This group does not replace them: it brings them together.
No species documented in this group is genuinely at risk according to the IUCN, with the data available today.
Recorded in 46 countries. The ones with the most species in the group:
The chicks hatch with a straight bill: it only crosses over after a few weeks, when they start needing it to open cones.
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It has an oesophageal diverticulum, a kind of pouch in the neck, where it stores food so as not to spend energy searching for it when the weather turns.
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Because pine seeds are hard to digest, it takes in a great deal of salt and comes down to forest tracks for the salt spread to combat ice.
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It is the only bird species endemic to the United Kingdom.
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Its status as a species in its own right was confirmed in August 2006 on the basis of its distinctive song: it is one of very few cases in which voice has been the decisive argument for separating a species.
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The Scottish Gaelic name for the crossbill is Cam-ghob, which means "crooked bill".
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