The barred owl has more babies per year and eats the same animals, like squirrels and wood rats. And their numbers are now larger in many parts of the spotted owl's traditional territory. David Wiens is a biologist with the U.S. Geological Survey, a federal agency that studies the Earth...
(1)细节理解题。根据第四段"I am the smallest tree around.The birds don't fly to me.The rabbits don't eat grass under me.The squirrels don't climb to my top.Nobody needs me or loves me,"replied the sad tree.("我是周围最小的树。鸟儿不会向我
(1)细节理解题。根据第四段"I am the smallest tree around.The birds don't fly to me.The rabbits don't eat grass under me.The squirrels don't climb to my top.Nobody needs me or loves me, " replied the sad tree.("我是周围最小的树。鸟儿不会飞