31.   The researchers also showed that when American chickens are given feed that contains fish meal or flax, they produce eggs with higher amounts of these healthful fatty acids.

32.   The technique is used in infertile women who do not produce eggs, or whose eggs are damaged, typically by chromosomal abnormalities that come with age.

33.   The therapies include drugs to induce the ovaries to produce eggs, the transfer of embryos fertilized in the laboratory directly into the womb and artificial insemination.

34.   They found that modified individuals became sexually mature faster than normal fish and produced more eggs.

35.   They have a direct impact on the ovaries by stimulating them to produce several eggs in one cycle.

36.   When a female flea bites a dog on lufenuron, the flea becomes incapable of producing viable eggs.

37.   White-shelled eggs are produced by hens with white feathers and ear lobes.

38.   An egg carton with a picture of happy hens wandering around farmyard was ruled illegal Tuesday because the chickens producing those eggs actually spent their lives in tiny cages.

39.   But more important, the tissue appears to be functioning normally and has produced mature eggs and regulates the menstrual cycle.

40.   Critser said he believes this is the first time tissue from an endangered species has produced an egg in the mice.