gnu wallpaperProviderpixabayResolution4756 × 3171Aspect ratio1.50:1AuthorMatthew_StoneSourceOpen original page Download wallpaper Available sizesPreview150 × 100Web640 × 427Large4756 × 3171Tagsgnuwildebeestanimal migrationmovementsafariafrican wild cattlenatureafricaecosystemtanzania