how long do giraffes sleep
answer by hfutu confidence votes 988 the giraffe has one of the shortest sleep requirements of any mammal which is between 10 minutes and two hours in a 24 hour period averaging 1 9 hours per day according to the national zoo giraffes only sleep for about a half hour a dayhe giraffe has one of the shortest sleep requirements of any mammal which is between 10 minutes and two hours in a 24 hour period averaging 1 9 hours per on avera ge a giraffe sleeps for 3 hour the longest i ve heard of is 5 hours