survival instinct
Noun
Meaning
Any of various unlearned, unthinking responses that serve to preserve one's life or make it difficult to risk one's life.
(by extension) The will to live and thrive.
Source: en.wiktionary.orgNoun
Any of various unlearned, unthinking responses that serve to preserve one's life or make it difficult to risk one's life.
(by extension) The will to live and thrive.
Source: en.wiktionary.org