The ears are pointed, erect, and sometimes rather large in desert species. As well as detecting seem, big ears are believed to work as heat regulators in species like the bat-eared fox ( ) have only one to seven young per year, according to the College of Illinois at Urbana-Champaign. https://isthcaaddictive00011.tinyblogging.com/calming-dog-treats-secrets-79399672