1.   Two other tame birds on the same farm have already produced chicks which are now living in this barn.

2.   He had accepted the fact that his eggs, taken from the warmth of their nests, were not going to produce chicks.

3.   In fact, the conventional wisdom became that birds were physiologically incapable of any precise control over what sex chick they produced.

4.   So he bought a hatchery and produced baby chicks for the growers.

5.   The hens are healthier because of the vegetation, which will produce healthier chicks.

6.   The pair so far have failed to produce any chicks, Beatty said.