It's for breeding and culling purposes.
So you're saying the wolves improve your herd by culling out the weakest animals?
Imagine a computer culling through this massive amount of data, inconceivably large, and pulling out patterns.
My eyes are tired from all this reading and culling, discarding the inappropriate ones.
In nine months, we as a group, tracked an unknown number of missing children, culling out two hundred and eleven Howie attempted to locate.
Hugh Culling Eardley Childers >>
It was in the calm, resolute, skilful culling of such pleasures as circumstances afforded from moment to moment, undisturbed by passion, prejudices or superstition, that he conceived the quality of wisdom to be exhibited; and tradition represents him as realizing this ideal to an impressive degree.
HUGH CULLING EARDLEY CHILDERS (1827-1896), British statesman, was born in London on the 25th of June 1827.