As all the former answers tell, predators do attack, kill and prey each other. Not necessarily the three together. read more
Predators do eat each other. The diet of Siberian tigers is about 15% bear. Piscivores (fish-eating animals) seem rarely to care whether their prey fish are themselves carnivores. read more
When one also considers that predators themselves are of far inferior nutritional value than the herbivores that are usually on the menu, one begins to understand that it would generally be counterproductive for the predators to hunt each other. read more
That being said, we DO eat predators. Namely, fish, shark, squid, and other marine animals. In their cases, they are not farmable, but depend on the plankton biomass to turn feed prey animals. read more
James Tyrrell March 3, 2018 22 The first and most obvious argument is that other predators are dangerous to hunt, and it would be illogical for a lion or leopard to see a conspecific as a potential food source. read more