Many coralline crusts produce knobby protuberances ranging from a millimetre to several centimetres high. The swollen parts of the cheilocystidia are covered with short rodlike protuberances or warts. Collectively, these and other fleshy protuberances on the head and throat are called caruncles. It has numerous fleshy red-tipped white protuberances on the body. These terms are used to describe bony protuberances in specific parts of the body. These protuberances develop into the sepals, petals, stamens, and carpels. The shell has about 5-6 whorls, which turn clockwise and have horny protuberances. Trichomes are small protuberances that create water resistance. They can form prominent rounded protuberances, such as at Valles Caldera. There is also decoration in the form of hairs, wart-like protuberances, horn-like protuberances and spines. Tubercles are numerous, fairly regularly arranged, rounded protuberances. Their characteristic eggs are barrel-shaped and brown, and have bipolar protuberances. The northern giraffe has two horn-like protuberances known as ossicones on their foreheads. The acuball is a small ball made of rubber with protuberances that is heatable. Sternite 8 of the female is without dentate protuberances.