Tag: sleep

When it comes to surviving in the wild, sleeping undisturbed is a major challenge. But ongoing research explores some of the diverse strategies that mammals have adapted to keep themselves...

Street lights can change the amount and quality of sleep that pigeons and magpies get at night, affecting their energy in the morning. “Light pollution has been getting more and...

Could the ways that songbirds prepare for their migrations apply to humans, too? Biologists at Penn State think so. “Imagine if you became morbidly obese before running a marathon, you...