Help make Alexa smarter on Alexa Answers. Sign in with Amazon


What's the purpose of goosebumps?

The body hair of all mammals automatically stands up when cold, creating a fluffy layer of warmth. This is a reflex left over from when our ancestors had long body hair, but since we don’t have much body hair anymore, all we see are the goose bumps on our skin.

{{ relativeTimeResolver(1569982183109) }}

Points points 64
Rating 0

Similar Questions
Sign in to view all similar questions
Literature 0 Answers

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world