11.   Changes in mosquito control practices and a federal breeding program aided the butterfly.

12.   Contractors constantly scour livestock sales, consult with amateur producers and organize breeding programs the same way that thoroughbred owners search for great racing stock.

13.   Cunningham also hopes to eventually reinstate a full-fledged breeding program and have an off-exhibit center for endangered species, including birds.

14.   Davidson emphasizes that the Morden breeding program produces plants that are known to resist only early and midseason mildew.

15.   Dr. Tom Thorne, a Wyoming Game and Fish veterinarian who oversees the captive breeding program, suspects the ferrets could build up an immunity to plague.

16.   Dr. Campbell Davidson, its director, oversees a breeding program in which thousands of seedlings are evaluated yearly for mildew resistance.

17.   Good breeding programs were ignored.

18.   Great care must also be taken with the breeding program to ensure that the offspring are not excessively inbred, Wehausen said.

19.   His captive breeding program, initially denounced by zoologists as unnecessary, has since been acknowledged as a useful tool in efforts to save animals from extinction.

20.   In Afghanistan, dogs have been trained to sniff out explosives, and a breeding program for the animals was initiated.