Africa exhibits some of the oldest species ... while the savannah supports grasses, shrubs and the acacia tree, the favorite foods of giraffes and elephants. But most of the grasses of the bush ...
Relationship: In African savannas, ants and acacia trees have formed a mutualistic relationship. The acacia tree provides shelter and food (nectar and specialized nodules) for the ants ...
Swollen-thorn acacia trees are aggressively defended by multiple species of ants. And yet, several species of birds across Central America and Africa choose to nest in these trees. It seems that ...