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  2. Discover the Incredible Adaptations That Help Reindeer Thrive ...

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    Reindeer are a species of deer also known as caribou in certain regions. They are found in the Arctic tundra and boreal forests. Finland is home to a small population of woodland reindeer.

  3. From Ice Age to Modern Day: How Reindeer Thrive in Extreme Cold

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    Reindeer evolved during the last ice age to withstand temperatures as low as minus 94°F (minus 70° C. Yes, you read that right. This is an amazing feat, accomplished only by a select group of ...

  4. 12 Incredible Reindeer Facts for Christmas - AOL

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    The number of reindeer in the wild is rapidly dwindling, and the species is now classified as vulnerable. 6. Baby Reindeer are Called Calves. Baby reindeer are called calves, as are baby moose and ...

  5. Mountain reindeer - Wikipedia

    en.wikipedia.org/wiki/Mountain_reindeer

    The mountain reindeer has several physiological adaptations to cope with different environmental temperatures. Reindeer have hemoglobin that allows for high oxygen unloading even at very cold temperatures. [1] This is essential because reindeer limbs are often kept much colder than core body temperature, a phenomenon known as regional ...

  6. Ectotherm - Wikipedia

    en.wikipedia.org/wiki/Ectotherm

    An ectotherm (from the Greek ἐκτός (ektós) "outside" and θερμός (thermós) "heat"), more commonly referred to as a "cold-blooded animal", [1] is an animal in which internal physiological sources of heat, such as blood, are of relatively small or of quite negligible importance in controlling body temperature. [2]

  7. Homeothermy - Wikipedia

    en.wikipedia.org/wiki/Homeothermy

    Cold-blooded animals are often limited by external temperatures, which can affect their ability to hunt, escape predators, and carry out other essential activities. Homeothermy could have provided a selective advantage by allowing animals to be active for longer periods of time, increasing their chances of survival.

  8. Discover the Epic Journey of Reindeer: From Tundras to Forests

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    Reindeer have adapted to endure the cold and survive extreme winters. In North America, wild reindeer will seek shelter and tough out winter in forested areas. In the spring, when the days become ...

  9. Reindeer herding - Wikipedia

    en.wikipedia.org/wiki/Reindeer_herding

    The Sámi people lived and worked in so-called siiddat (reindeer herding groups) and reindeer were used for transport, milk and meat production. The siida is an ancient Sámi community system within a designated area but it can also be defined as a working partnership where the members had individual rights to resources but helped each other ...