Brutal New, 15-Foot Horned Crocodile Once Stalked and Hunted Our Ancient Human Ancestors in Ethiopia
来认识一下露西的猎人，这是一种巨大的、有角的鳄鱼，它很可能恐吓古代埃塞俄比亚的早期人类祖先。
Neanderthal infants were enormous compared with modern humans
对迄今为止发现的保存最完好的尼安德特人婴儿骨骼的详细分析表明，我们的远古亲戚在幼儿时期生长得更快
