Alexey Suloev / shutterstock February 1, 2019 Marine life typically thrives in the tropics – so why do whales prefer the poles? Sarah Marley, University of Portsmouth New research shows how marine mammals ignore the rules of biology to thrive in the world’s coldest waters
Yes, I am a bit chilly, why? tim elliott/Shutterstock.com January 18, 2019 Is winter miserable for wildlife? Bridget B. Baker, Wayne State University When you’re warm and cozy inside, it can be natural to wonder if the animals you see outside your window this winter are doing OK. Don’t worry – they’re doing better out there than you would.
The skeleton of a therapsid dicynodont Lystrosaurus. Flickr July 18, 2017 More than 252 million years ago, mammal ancestors became warm-blooded to survive mass extinction Kevin Rey, University of the Witwatersrand Climate was the main factor that triggered the evolution of warm-bloodedness in mammals and the subsequent mammalian evolutionary success.