These Vampire Deer Have Three-Inch Fangs Instead of Antlers to Fend Off Rivals
来认识一下中国水鹿,这是一种有着极长獠牙的稀有物种,近一个世纪前从动物园逃出后,现在在英国部分地区漫游。
Lab monkeys on the loose in Mississippi don't have herpes, university says. But are they dangerous?
密西西比州当局杀死了几只从翻倒的卡车中逃出来的实验猴。最初人们认为恒河猴患病且危险,但事实并非如此。