texasCoder·13 ปีที่แล้ว·discussFrom the linked wiki article describing sleep in non-humans:http://en.wikipedia.org/wiki/Sleep_%28non-human%29#Sleep%20d...Comparative average sleep periods for various mammals (in captivity) over 24 hours Horses – 2.9 hours Elephants – 3+ hours Cows – 4.0 hours Giraffes – 4.5 hours Humans – 8.0 hours Glad the avg sleep period of humans in captivity has been measured...
http://en.wikipedia.org/wiki/Sleep_%28non-human%29#Sleep%20d...
Comparative average sleep periods for various mammals (in captivity) over 24 hours
Glad the avg sleep period of humans in captivity has been measured...