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中华犬类活化石濒临灭绝!时速60千米的陕西细狗,会败给现代犬种?
根据西北农林科技大学2023年研究显示:陕西细狗的核心种群基因杂合度不足0.3,而低于0.5对纯种犬来说就非常危险了。近亲繁殖导致陕西细狗多发髋关节发育不良和扩张型心肌病等问题,尤其是髋关节发育不良的发病率达到了42%!将近一半的比例,非常恐怖。
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