Spermaceti occurs in large amounts in the head oil of the sperm whale. It seems to prefer warmer waters than the pygmy sperm whale. The teeth rarely exceed in length, smaller than those of the pygmy sperm whale. They are the food source for other large animals such as the male sperm whale. One species of sperm whale occur in California's waters. Two other products of the sperm whale are of economic importance. Historically, whaling took a heavy toll on sperm whale populations. It is also found in spermaceti, the crystallized fraction of oil from the sperm whale. Tashtego cuts into the head of the sperm whale and retrieves buckets of spermaceti. Coastal areas with significant sperm whale populations include the Azores and Dominica. Whales range in size from the and dwarf sperm whale to the and blue whale. His standard candle was made from the oil of a sperm whale, to rigid specifications. Livyatan is an extinct genus of sperm whale containing one species&colon; L. melvillei. Toothed whales range in size from the and vaquita to the and sperm whale. The head of the sperm whale is filled with a waxy liquid called spermaceti.