Hibernation/Torpor/Estivation Deep sleep.We can categorize the types of sleep animals get into a few main areas: When and where they rest can determine their ability to gain much-needed sleep… or rest! This essentially dictates when they rest vs hunt and carry out other activities. This in turn allows scientists to determine the amount of rest an animal is receiving over a given period of time and how this affects its function and survival.Īn animal’s waking time is also a factor, so this will also depend if an animal is Diurnal, Nocturnal, Crepuscular, or Cathemeral. Circadian rhythm and sleep-wake homeostasis combine to regulate and manage sleep and wake patterns. Scientists can discern the amount of activity the brain is producing by tracking two main internal biological mechanisms. Let’s start with how we can best determine sleep. There are lots of nuances, but I’ll try to make sense of them here. Others are simply “inactive” which can be interpreted as “rest”. On either occasion, they are gaining a form of sleep. Some animals, like the horse, will stand and look awake, but equally sometimes will lie down and look asleep. How do we know if an animal is asleep at all? It’s actually a complex area. Here’s how scientists go about categorizing animals’ sleep behavior. So play the video below from the Ranger Planet youtube channel, or continue reading. We can categorize most animal sleep patterns in a few ways:-Īnd we’ll go through each of these categories. Elephants – sleep for 2 hours in the wild.Horses – sleep for a short time, lying down or standing up.Jellyfish – rest despite having no brain.Swifts – sleep while maintaining flight.Ostriches – sleep while appearing to be awake.Giraffes – can take short 10-minute rests.Here’s a list of animals that do not require a full period of sleep… You might be surprised to learn though that some animals don’t ever have the need for a peaceful slumber lasting the whole night! Here’s a quick list of what some animals actually do to gain sufficient rest… Without it, humans and much of the animal kingdom couldn’t function. We all know how important a restorative 8 hours of sleep is.
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