Uropygial gland

Rarity: Uncommon

A topic a little better known than average, read and translated beyond its own country.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

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Notion

Domain

Science and technology

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What Wikipedia says

The uropygial gland, informally known as the preen gland or the oil gland, is a bilobed sebaceous gland possessed by the majority of birds used to distribute the gland's oil through the plumage by means of preening.

Excerpt from the Wikipedia article “Uropygial gland”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Ralf Pfeifer, Ralf Pfeifer 14:34, 26. Mär. 2009 (CET), CC BY-SA 3.0, via Wikimedia Commons.