Hepatic tanager Hepatic tanager The hepatic tanager ("Piranga flava") is a medium-sized American songbird. Formerly placed in the tanager family (Thraupidae), it and other members of its genus are now classified in the cardinal family (Cardinalidae). The species's plumage and vocalizations are similar to other members of the cardinal family. The common name "hepatic" means "liver-coloured", namely, brownish-red. The specific name is Latin for yellow or golden. The habits of the hepatic tanager are similar to those of the western tanager. It ranges from the southwestern United States (Arizona, New Mexico, and locally in southern California and Colorado) to northern Argentina. There
Spermaceti organ Spermaceti organ The spermaceti organ is an organ that commonly appears in the heads of toothed whales of the family Physeteroidea, in particular the sperm whale. This organ contains a waxy liquid called spermaceti and is involved in the generation of sound. In the modern day Great Sperm Whale ("Physeter macrocephalus"), the spermaceti organ is far larger in proportion to the animal’s body than what would be explained by simple allometry, and the evolution of the organ has caused changes in basal skull morphology, which may implicate tradeoffs were made that compromised the functionality of other nearby features. The high