Red-tailed hawks have a brown back and a brown head, some red-tailed hawks have a red tail. The under part of the wings are mostly just white and brown while the top of the wigs are brown.they also have a white chest with brown spots. red-tailed hawks main diet is rodents but they also eat small birds and dead animals. red-tailed hawks live all over North America and Canada they live in deserts, fields, marshes, forests and backyards. red-tailed hawks make a ear-piercing kee-eerrrrrrrr.