The orca, or killer whale (Orcinus orca), is a curious combination of fearsome predator and charismatic marine mammal. These large, black-and-white members of the dolphin family live in all the ...
Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Cottonwoods are poplars native to North America, Europe, and western Asia.
Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Leaf shapes play an important role in tree identification, providing key ...