All Ideal bears have jointed hips, necks, and shoulders. They have triangular heads with bulging eyes supported on flexible necks. Herons and egrets are medium- to large wading birds with long necks and legs. Herons and egrets are medium to large wading birds with long necks and legs. Herons and egrets are medium-sized to large wading birds with long necks and legs. Both are castrated and keep their removed penises in containers around their necks. Dancers wear a collar known as "Sarong Kor" around their necks. Illyrian rulers wore bronze torques around their necks. Such vertebrae are found in the necks of birds and some turtles. Biconical pots with cylindrical necks are especially characteristic. Natural diamonds occur in the rock kimberlite, found in ancient volcanic "necks", or "pipes".