Patent ID: 8701317

Claim:
An auricular livestock identification tag, the tag comprising: a male portion having a stem, a base at a first end of the stem, the base being wider than the stem, and a head at a second end of the stem, opposite the base, the head being wider than the stem and having an abutment ledge facing the base; and a female portion having an annular body with an axial aperture, an insertion side axially opposite an exposure side, and at least one resilient abutment member extending inwardly from the annular body into the axial aperture, the at least one resilient abutment member being in interference with the head, being flexible to yield upon penetration of the head through the axial aperture from the insertion side to the exposure side, and being resilient so as to return toward an original position after said penetration and thereby become opposable to retraction of the head by abutment against the abutment ledge; wherein the head has a conical tip opposite the stem, and the female portion has a plurality of the at least one resilient abutment member, each resilient abutment member being flat and planar, oriented parallel to an axis of the axial aperture, having a connection edge connected to the annular body at a given one of a plurality of circumferentially interspaced positions, a free edge extending in the axial aperture in said interference with the head, a first axial edge at the insertion side and a second axial edge at the exposure side, providing said abutment against the abutment ledge of the head.