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.

OAKLAND (KPIX 5) -- There's new color in the East Bay Hills but they are not fall colors. The changing leaves may be the result of a mysterious and deadly tree fungus attacking acacia trees all across ...

Discover how giraffes quietly shape the savanna by dispersing seeds and helping ecosystems recover across Africa.

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 ...

Q: My young acacia tree has abundant growth but only on the top half of the branches. Each of these branches is losing many leaves halfway up the branch. There is a lot of growth at the top of the ...

Q: We have a large acacia tree (the trunk is about 22 inches diameter) that is dropping leaves. We are wondering if it simply needs to be watered (though other acacia trees in the neighborhood are not ...

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 ...

NAIROBI, KENYA (24 August 2009)—Scientists said today at the 2nd World Congress of Agroforestry that a type of acacia tree with an unusual growth habit—unlike virtually all other trees—holds ...