A new model for animal foraging considered 'valence-dependent optimism bias' -- a lopsided learning process in which information about bad outcomes is discounted or ignored. The model shows that when ...

Wild dolphins are known for their complex social lives, but new research shows those social networks can be influenced by ...

Ecologists have long sought clarity on the dietary habits of different animal species. For scientists, it wasn't obvious how herbivores in Yellowstone National Park, who subsist on grasses, ...

Why do animals search for food at specific times of the day? In a study published in Current Biology, a research group led by Prof. Li Yan from the Institute of Biophysics of the Chinese Academy of ...

At first glance, the Sahara Desert looks devoid of any life, and that’s a logical inference given the region’s astronomical daytime temperatures. But a closer look at the ground reveals quite the ...

A positive-thinking bison, oryx or black bear has a better chance of a full belly and long-term health than a neutral-thinking or pessimistic one according to newly published research from Tal Avgar ...

Brown University ecologists teamed with National Park Service scientists in Yellowstone to answer a vexing question about how different wildlife species find enough to eat PROVIDENCE, R.I. [Brown ...