It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
This image was acquired from
Keywords from Image Description:
joshua tree joshuatree national park nationalpark mammal wildlife animal desert bighorn sheep ovis canadensis nelsoni oviscanadensisnelsoni ram desert queen ranch desertqueenranch keys ranch keysranch boulders cliff rock joshua tree national park joshuatreenationalpark rock formation landscape outdoor NPS Hannawacker NPS Hannawacker
Page 2017 Free-images.com. All images are Public Domain