Experiments like these are vital to the scientific process, but without evidence for multilevel selection in wild animals, ...

Yellow-bellied marmots prefer grasslands and meadows within the Sierra Nevada. Credit must be given to the creator. Only noncommercial uses of the work are permitted. No derivatives or adaptations ...

Play in yellow-bellied marmots has a social purpose, the authors of a recent Proceedings of the Royal Society B study argued: it helps the small mammals establish dominance hierarchies. Yellow-bellied ...