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Scientists can extract the DNA of polar bears from just their footprint

polar bear, polar bear dna, polar bear exploration, polar bear fact

DNA or deoxyribonucleic acid of a species plays an important role in its identity. And in the case of polar bears, scientists have discovered a new innovative technique to find out the DNA of polar bears. They can get to know about the DNA of a polar bear by its footprint on the snow. Isn't this interesting?

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Colorblindness does not exist in dogs. They can perceive blue and yellow.

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Male polar bears can weigh as much as 10 men.

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Baby sea otters cannot swim straight away.

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Tigers have antiseptic saliva

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