/u/drballoonknot's posts in /r/askscience

Year:

Only show posts with narrations

If fever is a common means of thwarting infection, why haven't bacteria and viruses evolved to tolerate a slightly higher body temperature?

24 upvotes

Mark as read: Add to a list

If human activity (hunting/settlement) is responsible for the demise of megafauna in the Americas, why do megafauna coexist with humans in places like Africa?

10 upvotes

Mark as read: Add to a list

Large mammals typically have low pitched vocalizations. Why is a horse's neigh so high pitched? -or- Why don't horses roar?

2 upvotes

Mark as read: Add to a list

Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
If fever is a common means of thwarting infection, why haven't bacteria and viruses evolved to tolerate a slightly higher body temperature?	24
If human activity (hunting/settlement) is responsible for the demise of megafauna in the Americas, why do megafauna coexist with humans in places like Africa?	10
Large mammals typically have low pitched vocalizations. Why is a horse's neigh so high pitched? -or- Why don't horses roar?	2