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,
Clothed female, naked male who is nude—save for the barest wisp of fabric—while Perseus is clothed in armour. Depictions of nudity were acceptable to the 19th-century French salon culture if the setting was clearly "classical", depicting characters in a culture where nudity was commonplace, as in "Combat de coqs" (1847) by Jean-Léon Gérôme. Feminist authors Christina Hoff Sommers and Naomi Wolf have written that women's sexual liberation has led many women to a role reversal, whereby they view men as sex objects, in a manner similar to what they criticize in men's treatment of women. Clothed female, naked male Clothed female, naked male (CFNM),