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Dinosaur

Dinosaurs were vertebrate animals that dominated terrestrial ecosystems for over 160 million years, first appearing approximately 230 million years ago.

Note:The above text is excerpted from the Wikipedia article "Dinosaur", which has been released under theGNU自由文档ation License.
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Fossils & Ruins News
August 1, 2023

Genome Analysis of 46,000-Year-Old Roundworm from Siberian Permafrost Reveals Novel Species

Some organisms, such as tardigrades, rotifers, and nematodes, can survive harsh conditions by entering a dormant state known as 'cryptobiosis.' In 2018, researchers found two roundworms (nematode) species in the Siberian Permafrost. Radiocarbon ...

Greenland Melted Recently: High Risk of Sea Level Rise Today

A large portion of Greenland was an ice-free tundra landscape -- perhaps covered by trees and roaming woolly mammoths -- in the recent geologic past (about 416,000 years ago), a new study shows. The results help overturn a previous view that much of the Greenland ice sheet persisted for most of the ...

Unusual Fossil Shows Rare Evidence of a Mammal Attacking a Dinosaur

Scientists have described an unusual fossil from around 125 million years ago in China that shows a dramatic moment in time when a carnivorous mammal attacked a larger plant-eating dinosaur. The two animals are locked in mortal combat, and it's among the first evidence to show actual predatory ...

Crawford Lake, Canada, Chosen as the Primary Marker to Identify the Start of the Anthropocene Epoch

An international team of researchers has chosen the location which best represents the beginnings of what could be a new geological epoch, the Anthropocene. The Anthropocene Working Group have put forward Crawford Lake, in Canada, as a Global ...
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