Evolution of cetaceans "Caperea marginata") all have derived characteristics presently unknown in any cetothere and vice versa (such as a sagittal crest). The adaptation of echolocation occurred when toothed whales (Odontoceti) split apart from baleen whales, and distinguishes modern toothed whales from fully aquatic archaeocetes. This happened around 34 million years ago in a second cetacean radiation. Modern toothed whales do not rely on their sense of sight, but rather on their sonar to hunt prey. Echolocation also allowed toothed whales to dive deeper in search of food, with light no longer necessary for navigation, which opened up new food sources. Toothed whales
Chinatrust Whales ownership of the Whales were transferred back to Chinatrust and renamed Chinatrust Whales. The organization disbanded after the 2008 season. Although owned by the same parent corporation, Chinatrust Whales and Chinatrust Brothers are two separate organization with separate franchise histories. Chinatrust acquired the Brothers organization from Brother Hotel in December 2013, five years after the Whales folded. Chinatrust Whales The Chinatrust Whales (中信鯨), formerly Koos Group Whales (和信鯨), were a Taiwanese professional baseball team. Founded as an amateur team in 1991, this club became professional and joined the Chinese Professional Baseball League (CPBL) in 1997. It is administered by the