The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
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Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
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The station master and operating officer at the Kishi Station, Japan, is a cat!
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Queen ants have one of the longest life-spans of any known insect - typically up to 30 years. Western harvester ant queens can live up to 40 years!
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Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
11
One in three dog owners say they have talked to their pets on the phone.
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