GMAT
The Bald Eagle, America's national bird, has a very small number of natural predators, as does the Great Horned Owl, but its population dwindling to almost nothing until DDT is banned.
Like the Great Horned Owl, the Bald Eagle, America's national bird, has few natural predators, yet its population dwindled to almost nothing until DDT was banned.
题目基本信息