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刷新你的认知:关于动物的10个鲜为人知的事实
10 lesser-known facts about animals that made people say ‘Aww’

来源:中国日报    2022-03-24 09:00



        1. Trained African giant pouched rats have found thousands of unexploded landmines and bombs. Researchers have also trained these rats to detect tuberculosis. And most recently they are training them to sniff out poached wildlife trophies being exported out of African ports.
        2. In most Western cultures, black cats are considered a bad omen. But in Scottish lore, the arrival of a strange black cat signifies prosperity.
        3. Cheetahs are so shy that zoos give them their own emotional “support dogs”.
        4. Opposums get a lot of hate, but they clear many unwanted bugs and parasites from the ecosystem. 
        5. A sloth's claws work the opposite way that human hand does. The default position is a tight strong grip, and sloths must exert effort to open them up. This is why sloths don't fall out of trees when they're asleep.
        6. A University Of Chicago study found that rats are just as capable of empathy as humans.
        7. The Northern Cardinal is probably the most 'romantic' bird species: they mate for life, travel together, sing before nesting, and during courtship, feed seed beak-to-beak.
        8. Tigers are carnivores, but will eat fruit in order to ease digestion.
        9. The Mangalica is the only pig species covered in a long wool coat, similar to a sheep's.
        10. Secretary birds are famous for its snake-stomping legs; a single kick delivered some 195 newtons of force. They are also famous for their long eyelashes.
        
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