acacia ant

(from the article `mutualism`) Acacia ants (Pseudomyrmex ferruginea) inhabit the bull-horn acacia (Acacia cornigera), upon which they obtain food and shelter; the acacia depends on ... ...and sunbirds). Nectaries also occur on the nonfloral, or vegetative, parts of some angiosperms, such as the leaves and the petioles of bull`s-horn ......
Found on http://www.britannica.com/eb/a-z/a/9
No exact match found