为生存而进行的斗争不是发生在战斗中，而是在争夺有限的觅食区和占用没有肉食动物的区域的竞争中。
The struggle for existence occurs not in fights, but in the competition for limited feeding areas and for the occupancy of areas free from meat-eating animals.
肉食动物的特征是大而尖的牙齿。
The carnivorous animals are characterized especially by large, sharp canine teeth.
你的牙齿看起来像肉食动物的吗？全都尖锐无比，像吗？
Do your teeth look like a carnivores? All sharp and pointy, like?
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