Antalya bleak Antalya bleak The Antalya bleak ("Alburnus baliki") is a species of ray-finned fish in the genus "Alburnus". It is endemic to Turkey and is commonly found in schools in clear, vegetated fresh water. The Antalya bleak is similar in appearance to other members of its genus, "Alburnus". In addition, it has 12 dorsal rays, 16-18 anal rays and 36-38 vertebra. The longest known specimen was 6.1 cm long. it is only known from Turkey and was discovered in 2000 in the Manavgat River system. Shoals of the fish were found near the surface along the river's banks, where the current
Whale Monodontidae (belugas and narwhals), Physeteridae (the sperm whale), Kogiidae (the dwarf and pygmy sperm whale), and Ziphiidae (the beaked whales). Whales are creatures of the open ocean; they feed, mate, give birth, suckle and raise their young at sea. So extreme is their adaptation to life underwater that they are unable to survive on land. Whales range in size from the and dwarf sperm whale to the and blue whale, which is the largest creature that has ever lived. The sperm whale is the largest toothed predator on earth. Several species exhibit sexual dimorphism, in that the females are larger