Hinny is easier to obtain when the lower chromosome count, the donkey, is in the male. Therefore breeding for hinnies is more hit-and-miss than breeding for mules." The male hinny or mule can and will mate, but the emission is not fertile. Male hinnies and mules are usually castrated to help control their behavior by eliminating their interest in females. Female hinnies and mules are not customarily spayed, and may or may not go through estrus. Female mules have been known, on rare occasions, to produce offspring when mated to a horse or donkey, although this is extremely uncommon. Since 1527,
Travels with a Donkey in the Cévennes impoverished areas of the Cévennes mountains in south-central France in 1878. The terrain, with its barren rocky heather-filled hillsides, he often compared to parts of Scotland. The other principal character is Modestine, a stubborn, manipulative donkey he could never quite master. It is one of the earliest accounts to present hiking and camping outdoors as a recreational activity. It also tells of commissioning one of the first sleeping bags, large and heavy enough to require a donkey to carry. Stevenson is several times mistaken for a peddler, the usual occupation of someone traveling in his fashion. Some locals are horrified