Predation provides energy to prolong the life and promote the reproduction of the organism that does the killing, the predator, to the detriment of the organism being consumed, the prey.

Introduction to the show's theme: the "arms race" between predator and prey as a driving force in evolution. Example where a microbe is predator, humans are prey Russian prisons have spawned a ...

As predator populations increase, they put greater strain on the prey populations and act as a top-down control, pushing them toward a state of decline. Thus both availability of resources and ...

Often, however, the pressure to adapt comes from another organism. It can occur between species that are predator and prey, competitors, or even between organisms linked by mutually beneficial ...