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Science & Tech

كهف في سيبيريا يبوح بسرّ عمره 250 ألف سنة

By الشرق الأوسط · 2 hours ago · 1 min read الشرق الأوسط ↗

كهف في سيبيريا يبوح بسرّ عمره 250 ألف سنة

ملخص الخبر

كشف تحليل الحمض النووي في كهف بسيبيريا عن سلالة ثدييات ضخمة منقرضة تعود إلى العصر الجليدي.
أظهرت النتائج أن هذه السلالة تختلف عن السلالات المعروفة وترتبط وثيقاً بثور الياك المعاصر.
تراوح عمر العينات المكتشفة بين 200 ألف و250 ألف سنة، وتمت تسميتها مؤقتاً باسم ياك إكس.
يساهم هذا الاكتشاف في فهم تنوع الثدييات الكبيرة التي عاشت في بيئة سهوب الماموث قبل انقراضها.

ملخص كتبه الذكاء الاصطناعي من نص الخبر في مصدره.

كشف كهف في سيبيريا، اشتهر بالعثور فيه على بقايا سلالة بشرية منقرضة تُعرف باسم «الدينيسوفان»، عاشت في أنحاء أوراسيا، عن أدلة جديدة على وجود ثديي ضخم…

المصدر: الشرق الأوسط

#روسيا #سيبيريا

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