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.
Young koalas stay in the pouch for up to 8 months; after exiting they travel on their motherâs back and continue nursing for another 4 months. They will stay with the mother until the next joey is born, sometimes not until two years of age. Image credit: sillypucci from Flickr.