the highly infectious foot-and-mouth disease can affect cloven- hoofed animals including pigs, sheep and goats, while humans are hardly affected by the virus.
口蹄疫疾病具有高度传染性,它可以感染所有有蹄类动物,包括猪和羊,但是人类不容易被病毒感染。
these include markings of hoofed animals that homo erectus may have hunted for food.
这些措施包括蹄类动物,直立人可能已经在寻找食物的标记。
densities of over 60 hoofed animals for every square kilometre, adding up to a live animal biomass of 15,000 kilograms.
每平方千米有蹄类动物的数量超过60只,加起来的活动物生物量可达15 000千克。