It all started years ago when a couple of them discovered she had a rare species of woodpecker coming to her bird feeder.
It all started years ago when a couple of them discovered she had a rare species of woodpecker coming to her bird feeder.
这一切发生在多年前，有两个鸟类学家发现有只稀有品种的啄木鸟来吃她喂食器里的食物。