The pillars also show amorous couples in various stages of courtship and intimacy. Copulation tends to occur with females that fail to escape after courtship. Both courtship and mating occur under water. Madame Larina begins to reminisce about her own courtship and marriage. Little is known of their courtship or marriage. Piki is prepared by women in various phases of the courtship and marriage ritual. Prior to her courtship and marriage to Will, JJ displayed little interest in dating. Adelie penguins employ yawning as part of their courtship ritual. Human rhythmic arts are possibly to some extent rooted in courtship ritual . Pigmentation is used in signalling between animals, such as in courtship and reproductive behavior. After a protracted courtship, Elizabeth agreed to marry him. When Mishti asks for premarital courtship, Meenakshi gets angry. Cicadas are large insects made conspicuous by the courtship calls of the males. Males in courtship give a shrill twitter. Kangaroo rats communicate during competitive interactions and courtship.