Found in Peru, this 10-million-year-old fossil, a skull belonging to a giant marine bird with a wingspan of 20 feet. The bony-toothed bird went extinct some three million years ago.

• 在秘鲁发现了这个1000年前的化石，这个头骨是一个翼幅达20英尺的巨大海鸟的。这种锯齿状骨架的鸟在大约300多年前灭绝了。