Why would a carnivore become a scavenger?

A carnivore would become a scavenger if the food supplies is low and they have to restore to cannibalism. Being both a carnivorous and a herbivorous feeding behavior in which the scavenger feeds on dead animal and plant material present in its habitat. The eating of carrion from the same species is referred to as cannibalism.

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Answer mechanical energy;

The capital letters and lowercase letters smoothly run together without lifting the pen