We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleDo big-brained animals play more? Comparative analyses of play and relative brain size in mammals.AuthorsIwaniuk, Andrew N.; Nelson, John E.; Pellis, Sergio M.PublicationJournal of Comparative Psychology, 2001, Vol 115, Issue 1, p29ISSN0735-7036Publication typearticleDOI10.1037/0735-7036.115.1.29