The Cactus Wren is a resident of the deserts of the southern United States and northern Mexico. At 7-8.75 in/18-22 cm long, it is the largest wren in North America. It is characterized by its white eye stripe, brown cap as well as a long, curved bill which is uses to probe for food on the ground or in branches. It eats insects and spiders as well as some fruit and nectar.