Ants known to defend certain species of Acacia trees from elephant predation deter the massive herbivores so effectively that they are impacting entire savanna ecosystems, according to a study ...
Shovel in hand, Dan Boarman scouts Sunnier Palms for invasive species encroaching on the 30-acre park and campground in western St. Lucie County. Once he eyes an earleaf acacia, the former forester ...