MammalsStatus/Date Listed as Endangered: EN-US FWS: September 2,
2005 Area(s) Where Listed As Endangered: The addax is a large
antelope with long and thin spiral horns with two and sometimes
three twists. Its coat is grayish brown in the winter and
changes to nearly white in the summer. There is a patch of black
hair on its forehead and it has a black tuft on its tail. The
average length of the addax is around 5 feet and it has a
shoulder height of around 3 feet. The addax is a desert creature
and hardly ever needs water except from the drops of water it
gets from eating plants. The addax prefers to travel through the
desert at night in search of sparse vegetation in the desert
that manages to grow during rainfall. They are able to thrive in
the desert with no water source. They are only found in
northeastern Niger, northern Chad, and along the
Mauritanian/Mali border. Little is known about its reproductive
biology in the wild. It is believed that the female gives birth
to one calf after a gestation period of