South Asian river dolphin The sphincter-like structure is capable of sensing light, and may be able to sense the direction from where the light was emitted. However, the muddy waters, or low light conditions, that the "Platanista gangetica" inhabit negate the use of the little vision that remains. The Ganges subspecies shows object-avoidance behavior in both the consistently heavily murky waters of its habitat and in clear water in captivity, suggesting that it is capable of using echolocation effectively to navigate and forage for prey. However, there is limited information on how extensively vocalization is utilized between individuals. This subspecies of river dolphin is
Endangered Species Act of 1969 is administered by two federal agencies, the United States Fish and Wildlife Service(FWS) and the National Oceanic and Atmospheric Administration (NOAA). Endangered Species Act of 1969 The Endangered Species Act of 1969 (Public Law 91-135) was an expansion of the Endangered Species Preservation Act of 1966 which authorized the United States Secretary of the Interior to develop a comprehensive list of species or subspecies of animals threatened with worldwide extinction. It also prohibited the importation from any foreign country any animal-whole or in part, any product, or any egg belonging to a species on that list. Limited exceptions for scientific,