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165 articles
Ships expose Antarctica to many kinds of human impacts, including invasive species that cannot cross the rough seas of the Southern Ocean without help. To...
Cooperation relies on shared communication systems, such as language. We can now add one of the planet’s most cooperative rodents, the naked mole-rat, to the...
Unlike typical bacteria, the giant Achromatium contains hundreds of unidentical chromosomes. Achromatium is present globally in different environments. This...
Animals with no limbs (like snakes) are expected to have a disadvantage when handling their food. Although most snakes swallow their prey whole, we found that...
After millions of years of isolation, the emergence of the Isthmus of Panama connected South America with North America, allowing the interchange of two...
Animals navigate around their home using a variety of strategies. The most advanced one uses a "cognitive map": having spatial memory of places relative to...
We, humans, can combine a limited number of words into an unlimited number of possible sentences using syntax. We tested whether our closest living relatives,...
Female moles develop as intersexual – they have ovotestes, containing both ovary and testicular tissues. Ovotestes produce testosterone that makes female moles...
The Ecuadorian Hillstar sings with the highest pitch among birds. We showed that this hummingbird can hear these vocalizations and use them to court females,...
Texts written in cuneiform, the first writing system in the world, hold much information on the cultures of ancient Mesopotamia, the cradle of civilization....
The study of a forgotten crocodile skull collected in Libya back in 1939 suggests that the extinct Crocodylus checchiai may be the link between the Nile and...
The elephant trunk functions as a muscular hydrostat: it can achieve elaborate movements without the support of any bone. Elephants have evolved unique...
