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 ...

Ants living in whistling-thorn acacia trees on the African savanna may weigh only 3 milligrams, but they can protect their trees from being demolished by elephants weighing a billion times more ...

A similar story manifested in 1973 when a lone acacia tree, standing as the only one in about 250 miles of the Nigerian Sahara desert through generations, was uprooted due to mere human ...

This article was originally on a blog post platform and may be missing photos, graphics or links. See About archive blog posts. Native to Australia’s wet east and southeast coasts, the Blackwood ...