A type of acacia tree with an unusual growth habit -- unlike virtually all other trees -- holds particular promise for farmers in Africa as a free source of nitrogen for their soils that could last ...

Tamar Kafri was surveying the Gilat plant nursery of the JNF (Jewish National Fund, HaKeren HaKayemet LeYisrael) when she suddenly encountered a ghost from the past: a gay acacia tree. This unique ...

Ants in your pants? That's nothing compared with ants up your snout. And that's what elephants in the African savanna must contend with when trying to snag a meal from a certain type of acacia tree.

This article was originally on a blog post platform and may be missing photos, graphics or links. See About archive blog posts. The purple-leaf acacia is unapologetically not green. Many people love ...

Ecologists have discovered the secret weapon used by certain acacia trees to defend themselves against ravenous elephants: ants. The finding could one day help conservationists protect vulnerable ...