As weird as it sounds, but it’s true, newborn dolphins don’t sleep for a month. Scientists found that even the mother stays awake during this time. Dolphins can stay alert with at least one eye open at all times. They can even swim while sleeping.
Bullfrogs always stay alert and can react to stimuli if they are awake. These frogs can enter a state of ‘brumation’ each year which means a form of binge sleeping after no sleep.
Scientific name Tachymarptis melba, these birds have incredible migration habits and can fly continuously for 200 days straight.
Also known as Snapper or Tailor, Bluefish are a high migratory species that seasonally move along the US Atlantic Coast. They stop sleeping during their migration period.
As beautiful as they are, butterflies don’t sleep but go into a state of torpor which appears like sleep but is actually rest when have slower heartbeat and a lower body temperature.
Also known as Ocrinus Orca or killer whales, babies spend their first few months without any sleep. It is because babies need to keep their bodies warm, once they grow they rest and sleep.
These beautiful creatures can survive all day with just 5 minutes of sleep.