Yet all of books' covers featured an acacia tree, an orange sunset over the veld ... I asked Peter Mendelsund—who is an associate art director of Knopf, a gifted cover designer, and the ...

There used to be many more acacia trees. Twenty years ago, the savannah was covered with them. These trees provided food and shelter for native acacia ants and in turn, the ants defended the trees ...

It was the only Acacia tree for 250 miles ... "It's a new kind of collaborative art. The lighting depends on the vision of the particular animator's code," said Alexander Green, co-lead artist ...

In Central America, ants act as bodyguards for acacia trees, defending them from weeds and hungry animals in exchange for room and board, one of the most iconic alliances in nature. (See "Ant ...