2. Heifer In Your Tank
Do Sheep sleep with their Head
Uphill?
3. Do They Sleep At All?
• 2% of time asleep is REM sleep
– REM stands for Rapid Eye Movement which is part
of the deepest cycle of sleep.
• They only sleep for 3.8hrs/day
• Sleep lightly and take short naps
4. Animals of Prey
• Sleep together as a herd
• Sleep on their front rather than their side to
make a quick escape when threatened
5. How do they sleep?
• Sleep on bare ground with no bedding
• Also able to lock knees and sleep standing up
with droopy head and neck
6. Do they Sleep Uphill?
• Bighorn sheep in the wild sleep with their
heads uphill for better perspective for
approaching predators around and below
them, and falling rocks warn them from
predators above.
• Predisposed to Vaginal prolapse due to
increased strain from gravity when they sleep
uphill.
