An oeil-de-boeuf (French: [œj.də.bœf]; English: "bull's eye"), also œil de bœuf and sometimes anglicized as ox-eye window, is a relatively small elliptical or circular window, typically for an upper storey, and sometimes set in a roof slope as a dormer, or above a door to let in natural light.
- bull's eye mineral
- the name of this bird in Ukrainian is Volove Oko, which can be translated as bull’s eye
https://en.wikipedia.org/wiki/Eurasian_wren
Volove Oko - also the name of this butterfly
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