T-rex dating back about 6850 years to 6550 years, and is the last dinosaur species of the Cretaceous- Tertiary extinction event.
年,路易斯·阿尔瓦雷茨和沃爾特·阿爾瓦雷茨提出撞击事件是白垩纪-第三纪灭绝事件主要起因的假说。
In 1980 Luis Alvarez and Walter Alvarez proposed the hypothesis that an impact event was responsible for the Cretaceous- Paleogene extinction event.
科学家将这一事件称为白垩纪-古生代(K/Pg)灭绝事件。
Scientists refer to this episode as the Cretaceous-Paleogene(K/Pg) extinction event.
鹦鹉螺利用浮游繁殖的策略(大量的卵和浮游幼虫),这可能会被K-Pg灭绝事件破坏。
The ammonoids utilized a planktonic strategy of reproduction(numerous eggs and planktonic larvae), which would have been devastated by the K- Pg extinction event.
佩里目击者《灭绝事件:终结的开始》在Pornokitsch。
Anne C. Perry witnesses“The Extinction Event: The Beginning of the End” at Pornokitsch.
杂食性动物、食虫动物和食腐肉动物在灭绝事件中幸存下来,也许是因为它们的食物来源越来越多。
Omnivores, insectivores and carrion-eaters survived the extinction event, perhaps because of the increased availability of their food sources.
但是今天存在的大多数谱系起源于大约灭绝事件之后,大约在6500万年前杀死了非禽类恐龙。
But most of the lineages that exist today originated after the mass extinction event that killed off non-avian dinosaurs about 65 million years ago.
接下来的4亿年包括被归类为大规模灭绝事件的大量生物多样性的反复损失。
The next 400 million years involved frequent, colossal biodiversity losses classified as extinction events.
PreviousPreviouspost:地球上的生命可能需要数百万年才能从大灭绝事件中恢复过来.
Life on planet Earth may take millions of years to recover from a mass extinction event.
当地生态系统如何受到这些变化的影响是了解灭绝事件如何影响世界的下一步。
How local ecosystems were affected by these changes is the next step toward understanding how the extinction event affected the world.
这是一个谜,我们无法找与这些碰撞相吻合的灭绝事件。
It's a mystery- we can't find an extinction event that matches these collisions.
PreviousPreviouspost:地球上的生命可能需要数百万年才能从大灭绝事件中恢复过来.
New Atlas:‘Life on planet Earth may take millions of years to recover from a mass extinction event'.
At the time, the carnage of the end-Permian overshadowed another extinction event just eight million years earlier at the end of the Guadalupian epoch.
Since August 2014, the hard drive has crashed five times- i.e. extinction events- in November 2014, in December 2014, in March 2015, April 2015, and July 2015.
灭绝事件的原因.
Causes of the extinction event.
侏罗纪末期灭绝事件,14550万年前。
End-Jurassic extinction event, 145.5 million years ago.
我们引发了一场大灭绝事件…….
We have triggered a major extinction event….
论纳粹屠犹及其他种族灭绝事件.
Holocaust and other Nazi mass murders.
阿普第阶(Aptian)灭绝事件,11700万年前。
Aptian extinction event, 117 million years ago.
摩尔说,这将表明北美的灭绝事件。
Moore says that would indicate an extinction event for North America.".
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