Free images results:

Grassland pictures, stock photos and images


Cow Royalty Free Stock Image
Author: Darklord_71
White Bird Royalty Free Stock Photo
Author: Joseph
Clear Sky Stock Photography
Author: Manuelh
White Bird Stock Images
Author: Joseph
Vanessa jo Royalty Free Stock Photography
Author: Kgena

Also, here are some commercial RF-licensed images that match your search criteria:  
Grassland Royalty Free Stock Photos
Author: Boluo
Grassland Royalty Free Stock Images
Author: Joe1971
Grassland Stock Image
Author: Nohead

Explore more commercial options: More Grassland Stock Illustrations & Vectors | More Grassland Stock Video Footage