Brown Bat: These bats can sleep up to 20 hours a day, especially during winter hibernation.
Koala: Koalas sleep around 18 to 22 hours daily, mainly to conserve energy from their low-nutrient eucalyptus diet.
Sloth: Sloths typically sleep about 15 to 20 hours a day, moving slowly and resting for long periods.
Opossum: Opossums can sleep around 18 hours a day, often in hidden spots to avoid predators.
House Cat: Domestic cats can sleep between 13 to 16 hours daily, often indulging in catnaps throughout the day.