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?????? ????? ?????????-??????? ( ??????????? : Cretaceous-Tertiary Extinction) ??????? ??? ?????? ???? ?????? ??????????? ? ?? ???? ?????? ????? ???? ??? 65 ????? ???? ??? ??????? ????????? ???????? ????? ????? ??? ??????????? (????? ????? ???? ??????: ???????? ????????? ?????????? )? ?????? ????? ??????? ??? ???? ?? ??????? ??????? ???????????? ??????. ???????? ??? ??? ???????? ??? ???? ?? ??? ????? ?????? ??? ????? (?????? ?????? ??????? ??? ?????? ?????? ?? ??? ????? ?????? ?????? ?? ?? ????? ????????? ????? ??????? ??????? ??????? ?????? ????????? ??? 60 ? 80%)? ????? ??? ???? ???? ?????? ??? ??? ??? ????? ??? ???????? ???? ??? ?? ????? ????? ?????? . ??? ???? ??? ???????? ??????? ????? ?????? ?? ?????? ?? ??? ??? ????? ???? ?????? ?????? ???? ??? ??? ?? ????? ????? ?????? ?? ????? ???????? ?????????? ???????? ??????. ??? ??????? ??? ????? ?????? ???? ????????? ??? ????? ??????? ????? ??? ???? ?????????? ????????? .
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