Battle Pets by Zone

Pet Battle: [1] Kezan; [1-2] Dun Morogh; [5-7] Duskwood; [6-7] Wetlands; [10-11] Western Plaguelands; [12-13] Dustwallow Marsh; [12-13] Eastern Plaguelands; [13-14] Badlands; [13-14] Thousand Needles; [23-24] Twilight Highlands

Pet Battle: [1-2] Durotar; [6-7] Wetlands; [11-12] The Hinterlands; [15-16] Burning Steppes; [15-16] Un'Goro Crater; [22-23] Icecrown; [23-24] Twilight Highlands; [25] Gorgrond

Pet Battle: [20-22] Howling Fjord; [21-22] Grizzly Hills; [23-24] Twilight Highlands

Pet Battle: [6-7] Wetlands; [23-24] Twilight Highlands

Pet Battle: [23-24] Twilight Highlands

Pet Battle: [23-24] Twilight Highlands

Pet Battle: [6-7] Hillsbrad Foothills; [10-11] Western Plaguelands; [14-15] Swamp of Sorrows; [22-23] Zul'Drak; [23-24] Twilight Highlands

Pet Battle: [13-14] Badlands; [13-14] Tanaris; [23-24] Twilight Highlands

Pet Battle: [1] Orgrimmar; [12-13] Eastern Plaguelands; [13-14] Thousand Needles; [15-16] Burning Steppes; [16-17] Blasted Lands; [16-17] Silithus; [17-18] Hellfire Peninsula; [18-20] Blade's Edge Mountains; [20-21] Shadowmoon Valley (Outland); [23-24] Twilight Highlands

Pet Battle: [3-4] Westfall; [3-6] Azshara; [20-22] Borean Tundra; [20-22] Howling Fjord; [23-24] Twilight Highlands; [25] Nagrand (Draenor)

Pet Battle: [1] Gilneas; [1] Orgrimmar; [1-2] Durotar; [1-2] Eversong Woods; [1-2] Dun Morogh; [1-2] Teldrassil; [3-6] Silverpine Forest; [3-6] Ghostlands; [4-6] Ashenvale; [6-7] Hillsbrad Foothills; [6-7] Wetlands; [12-13] Dustwallow Marsh; [14-15] Felwood; [14-15] Swamp of Sorrows; [18-19] Nagrand (Outland); [20-22] Howling Fjord; [23-24] Twilight Highlands; [25] Nagrand (Draenor)

Pet Battle: [23-24] Twilight Highlands

Pet Battle: [3-6] Azshara; [22-23] Deepholm; [23-24] Twilight Highlands

Pet Battle: [23-24] Twilight Highlands

Pet Battle: [1] Orgrimmar; [1-2] Durotar; [6-7] Wetlands; [14-15] Swamp of Sorrows; [23-24] Twilight Highlands

Pet Battle: [23-24] Twilight Highlands

Pet Battle: [23-24] Twilight Highlands