Some animals seek their food walking, some creeping, some flying, and some swimming; some take it with their mouth and teeth; some seize it with their claws, and some with their beaks; some suck, some graze, some bolt it whole, and some chew it.
Some are so low that they can with ease take such food as is to be found on the ground; but the taller, as geese, swans, cranes, and camels, are assisted by a length of neck.

To the elephant is given a hand,[223] without which, from his unwieldiness of body, he would scarce have any means of attaining food.
XLVIII.

But to those beasts which live by preying on others, nature has given either strength or swiftness.

On some animals she has even bestowed artifice and cunning; as on spiders, some of which weave a sort of net to entrap and destroy whatever falls into it, others sit on the watch unobserved to fall on their prey and devour it.

The naker--by the Greeks called _Pinna_--has a kind of confederacy with the prawn for procuring food.