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· Zebras have the same stripes as human fingerprints, and no two zebras will have exactly the same head. In the early stages of gestation in female zebras, a fixed stripe form is established, and then as the embryo develops on its own, stripes of different widths are formed.
· If you remove all the zebra hair, you can see that its skin is black.
· In the spherical space of duck down and goose down, thousands of down twigs are distributed, overlapping each other to form a spherical fiber web, which allows a down to store air 380 times the volume of its own fibers.
· Regarding the representation of the color of the tricolor lamp, some say that it is the flag of France, while others say that it is because red represents arteries, blue represents veins, and white represents gauze.
Resources
[1] Fu Xianwen, Gao Jing.Morphological and structural differences of goose and duck down fibers and their influence on thermal performance[J].Journal of Textile Research,2011:18-22.
[2] Pu Xiaohong, Ye Qing. Research progress of TP53 gene in specific hematologic diseases and lymphoma[J].Journal of Clinical Oncology,2014:98-102.
[3] Zebra is also a horse, why doesn't anyone ride it? Life and Partner: Comprehensive Edition, 2019:1.
[4] The secret of the barbershop three-color column[J].Invention and Innovation: Middle School Students (B), 2018
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