Sleep Talking - Causes. Home >> Sleep Disorders Problems >> Sleep Talking >> Sleep Talking - Causes. Other Sections. Sleep talking may be brought on by stress, depression, sleep deprivation, day-time drowsiness, alcohol, and fever. In many instances sleep talking runs in families, although external factors seem to stimulate the behavior.
- Koalas are mostly nocturnal. Nocturnal animals are awake at night and asleep during the day. Koalas, however, sleep for part of the night and also sometimes move about in the daytime. They often sleep for up to 18-20 hours each day. - There is a myth that Koalas sleep a lot because they âget drunkâ on gumleaves.
Koalas are 2 to 3 feet (60 to 85 centimeters) tall when fully grown. Their weight varies, depending on where the koala lives. Northern koalas weigh around 9 to 19 lbs. (4 to 8.5 kilograms) and southern koalas weigh around 15 to 29 lbs.(7 to 13 kg). Typically, males weigh 50 percent more than females, according to San Diego Zoo.oalas eat 3 hours per day, usually during the nighttime, and rest 16 to 18 hours a day, according to the Adelaide Zoo. They sleep so much because they need time and energy to digest their food. It takes a lot of energy to digest the fibrous leaves of the eucalyptus. Koalas are herbivores who eat only eucalyptus.