News tagged with social environment

Social environment matters for duck penis size

Most birds lack genitalia, but male ducks are known for their long, spiraling penises, which have evolved through an ongoing cat-and-mouse game with females. A new study from The Auk: Ornithological Advances looks at whether ...

dateSep 20, 2017 in Plants & Animals
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Intelligent underground robot for urban environments

Researchers from Universidad Carlos III de Madrid (UC3M) are leading the implementation of a new kind of autonomous underground robot with intelligent navigation for urban environments. The system, developed within the framework ...

dateJun 21, 2017 in Robotics
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Grassy beginning for earliest Homo

In 2013, an ASU research team found the oldest known evidence of our own genus, Homo, at Ledi-Geraru in the lower Awash Valley of Ethiopia. A jawbone with teeth was dated to 2.8 million years ago, about 400,000 years earlier ...

dateMay 15, 2017 in Archaeology & Fossils
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Ravens learn best from their affiliates

One of the benefits of living together is gaining new information from group members. Once a group member starts displaying a new behavior, it frequently spreads to the rest of the group. In a study on ravens, Cognitive Biologists ...

dateJul 13, 2016 in Plants & Animals
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