Ganges Delta trees are found in these areas. The delta region has mangrove trees. It is estimated that 30,000 chital ("Axis axis") are in the Sundarbans part of the delta. Birds found in the delta include kingfishers, eagles, woodpeckers, the shalik ("Acridotheres tristis"), the swamp francolin ("Francolinus gularis"), and the doel ("Copsychus saularis"). Two species of dolphin can be found in the delta: the Irrawaddy dolphin ("Orcaella brevirostris") and the Ganges river dolphin ("Platanista gangetica gangetica"). The Irrawaddy dolphin is an oceanic dolphin which enters the delta from the Bay of Bengal. The Ganges river dolphin is a true river dolphin, but
Endangered Species Act of 1969 degrees of protection to more than 30,000 species of animals and plants, whether they are traded as live specimens, fur coats or dried herbs." Finally, the 1969 Act authorized up to $15 million to be appropriated to acquire land for the purpose of conserving, protecting, restoring, or propagating any endangered species. The Endangered Species Act of 1969 was only in effect for four years. It was soon replaced by the Endangered Species Act of 1973. The 1973 act was signed into law by President Richard Nixon, and expanded the protections afforded by the Endangered Species Act of 1969. The act