| 摘要 |
<p>An attachment device for a bird, preferably and ostrich, includes a pair of opposed interconnected jaws, each jaw being shaped for insertion into a respective nostril of the bird and at least one of the jaws being displaceable with respect to the other to vary the spacing between opposed free ends of the jaws between an open position in which opposed ends of the jaws are spaced apart and a closed position in which the free ends are more closely spaced with respect to each other relative to the open position.</p> |
