Salpinctes Obsoletus is a species of bird commonly known as the Rock Wren. Synonyms for this bird include Salpinctes obscurus and Salpinctes rupestris. The Rock Wren is a small, gray-brown bird that is typically found in rocky terrain throughout Western North America. They have unique behaviors, such as building multiple nests and storing food in their nests, which make them fascinating to study. The Rock Wren is an adept climber and can nest in rock crevices or abandoned rodent burrows. Its distinctive call and unique behavior make it a popular bird for hikers and bird watchers alike.