What is the meaning of Wheatear?

Any of various passerine birds of the genus Oenanthe that feed on insects,

  1. especially, the northern wheatear (Oenanthe oenanthe)

especially, the northern wheatear (Oenanthe oenanthe)

An ear of wheat.

A decorative pattern resembling an ear of wheat.

An anomalous form of carnation, producing small green ears instead of flowers.

Source: wiktionary.org