Anatomy of the bar­ren-ground cari­bou

World of Animals - - All About Reindeer -

A hardy her­bi­vore that’s de­signed for the cold, the rein­deer has adapted to the harsh habi­tat it calls home. From ul­tra­vi­o­let vi­sion and re­flec­tive eyes to snow-shov­el­ling feet and a so­phis­ti­cated tem­per­a­ture-con­trol sys­tem, rein­deer have a wealth of adap­ta­tions from their noses to their toes that help them thrive in the Arc­tic tun­dra.

Small whitetail Large lungs for en­durancerun­ningHeart

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