Ka'ba definition. The cube, a gray rock structure at Mecca; re-shrouded yearly in black colored brocade. It marks the geographical center for the Islamic globe and it is the focal point of prayer, orientation, and pilgrimage.
Upper incisor teeth develop into tusks in African elephants and grow throughout their lifetime. There are two subspecies of African elephantsâthe Savanna (or bush) elephant and the Forest elephant. Savanna elephants are larger than forest elephants, and their tusks curve outwards. In addition to being smaller, forest elephants are darker and their tusks are straighter and point downward. There are also differences in the size and shape of the skull and skeleton between the two subspecies.
African elephants (Loxodonta africana) are the largest land mammals on Earth. Two subspecies of these impressive animals roam the sub-Saharan regions of Africa. Savanna elephants inhabit Africa's southern and eastern regions, while forest elephants occupy the central and western regions of the continent. African elephants exhibit distinct sexual dimorphism, that is, there are noticeable differences between males and females of the species. Physical Appearance Male African elephants, or bulls, are significantly larger than females.