Hundreds of millions of years ago, in the middle of what would eventually become Canada's Yukon Territory, an ocean swirled with armored trilobites, clam-like brachiopods and soft, squishy creatures akin to slugs and squid.
Earth Sciences
Jul 9, 2021
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4728
(Phys.org) —Researchers have reconstructed the mitochondrial genome of a Middle Pleistocene cave bear using a bone sample found in Spain. This is the first time anyone has reconstructed such an old genome from a sample ...
Under the Tanzanian skies, some thrush nightingale males reside in close proximity to each other, a striking contrast to their territorial behavior during breeding season in temperate zones. With the end of winter, a dual ...
Plants & Animals
Aug 30, 2023
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0
A new analysis explores relationships between domestic cats' hormone levels, gut microbiomes, and social behaviors, shedding light on how these solitary animals live in high densities. Hikari Koyasu of Azabu University in ...
Plants & Animals
Jul 27, 2022
1
144
Strength in numbers and experienced individuals are both vital in mongoose warfare, new research shows.
Plants & Animals
Jun 13, 2022
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177
Colombia's army has shared unprecedented images of the legendary San Jose galleon shipwreck, hidden underwater for three centuries and believed to have been carrying riches worth billions of dollars in today's money.
Archaeology
Jun 7, 2022
1
1100
An international team of researchers led by the University of Adelaide, suggest a change in climate is the likely cause of the mysterious disappearance of ancient lions and bears from parts of North America for a thousand ...
Ecology
Jan 4, 2022
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464
A new study of ancient DNA from horse fossils found in North America and Eurasia shows that horse populations on the two continents remained connected through the Bering Land Bridge, moving back and forth and interbreeding ...
Paleontology & Fossils
May 18, 2021
1
1138
Scientists from the University of Sheffield have used mathematical modelling to understand why flocks of long-tailed tits segregate themselves into different parts of the landscape.
Ecology
Aug 11, 2020
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403
Both humans and chimpanzees can be extremely territorial, and territorial disputes between groups can turn violent, with individuals killing each other. In humans, such between-group competition can escalate to war and devastating ...
Plants & Animals
Jan 3, 2020
0
130
