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The male has more teeth than the female in mankind, and sheep and goats, and swine. This has not been observed in other animals. Those persons which have the greatest number of teeth are the longest lived; those which have... ...
Aristotle
Some animals make a loud sound. Some are quiet, and others have a voice, which sometimes can be put into words; other times it cannot. There are also noisy animals and quiet animals, musical and unmusical types, but they are... ...
Aristotle
If there is any kind of animal which is female and has no male separate from it, it is possible that this may generate a young one from itself. No instance of this worthy of any credit has been observed... ...
Aristotle
We, on the other hand, must take for granted that the things that exist by nature are, either all or some of them, in motion.
Aristotle
We are better able to study our neighbours than ourselves, and their actions than our own.
Aristotle
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