MinuteEarth

To learn more about this topic, start your googling with these keywords: Domesticated animal: a species of animal bred by humans over generations to become nonreactive and gain characteristics suitable for life as a farm animal or pet Tame animal: an individual animal raised in a way that it has become less dangerous and frightened of people Feral animal: an animal that escapes from captivity or domestication (& regains some similar & some different characteristics compared to its pre-domesticated state) "Fight or flight": an instinctive physiological response to a threatening situation that readies a creature to either to resist forcibly or escape Limbic system: the brain’s “panic button” - a system of nerves and networks near the bottom of the cortex that controls basic emotions (e.g. fear, pleasure, anger) and drives (e.g. hunger, sex, dominance) Telencephalon: the most developed and anterior part of the forebrain, consisting chiefly of the cerebral hemispheres, and the brain region that shrinks most