Sweet sleep may restore the human body and mind, but how does sleep affect other organisms? You may be surprised to learn about the sleep habits of giraffes and some other creatures. Take this quiz to learn about the sleeping habits of all creatures.
What happens during sleep?
decrease in physical activity
less reaction to outside stimuli
What posture do bats assume while sleeping?
hang upside down
What posture may horses assume while sleeping?
hanging upside down
How much sleep do giraffes require?
Which animal sleeps for close to 20 hours per day?
What mammal baby hardly sleeps during its first few months of life?
baby bottlenose dolphin
What part of the brain goes into sleepy-time mode during unihemispheric sleep?
What animals practice unihemispheric sleep?
How much sleep may fish need during a 24 hour period?
unclear if fish sleep
What is an example of a state of reduced consciousness?
Which state of reduced consciousness is easily reversible?
What is an electroencephalogram?
record of brain activity
record of heart activity
record of lung function
What circumstance may interrupt a bird's sleep pattern?
What is a short sleep that can have revitalizing powers?