January 16, 2007
Carnivorous Land Mammals Can Only Be So Big
The energy requirements of mammals combined with the energy costs of hunting prey mean that no carnivorous land mammal could ever be much bigger than the biggest polar bears.
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January 16, 2007
Carnivorous Land Mammals Can Only Be So Big
The energy requirements of mammals combined with the energy costs of hunting prey mean that no carnivorous land mammal could ever be much bigger than the biggest polar bears.