Pest Control/Strategy

This is a combination strategy for the following achievements:

Howling Fjord
 * 1) Kill: Devouring Maggot, Utgarde Catacombs, on the bottom pit with all the ghouls
 * : Fjord Turkey,
 * : Fjord Penguin,
 * : Scalawag Frog,
 * 1) Kill: Fjord Rat, populated areas
 * 2) Kill: Roach,

Grizzly Hills
 * : Mountain Skunk, abundant throughout the zone
 * : Grizzly Squirrel, abundant throughout the zone

Zul'Drak
 * : Arctic Hare,
 * 1) Kill: Zul'Drak Rat, Amphitheater

Naxxramas
 * 1) Kill: Spider, entrance
 * 2) Kill: Maggot, entrance
 * 3) Kill: Rat, abundant through the zone
 * 4) Kill: Larva, Plague Wing

Storm Peaks
 * 1) Kill: Gold Beetle: Halls of Lightning just behind entrance

Icecrown
 * : Glacier Penguin,

Sholazar Basin
 * : Sholazar Tickbird,, near the Nesingwary Base Camp

Borean Tundra
 * : Borean Marmot, abundant throughout the zone
 * : Tundra Penguin,
 * 1) Kill: Crystal Spider, Nexus around
 * : Borean Frog
 * : Steam Frog

Dalaran
 * 1) Kill: Underbelly Rat - Dalaran, The Underbelly
 * 2) Now take the portal to Shattrath

Shattrath City
 * : Chicken,
 * : Ewe,

Terokkar Forest
 * 1)  and kill: Squirrel
 * : Skunk

Zangarmarsh
 * : Crab
 * : Small Frog

Hellfire Peninsula
 * 1) Kill: Adder,
 * 2) Kill: Scorpion,
 * 3) Now go back to Shattrath
 * 4) Horde take the portal to Orgrimmar, Alliance take the portal to Stormwind
 * 5) From Orgrimmar, take the portal to the Blasted Lands and run to Swamp of Sorrows
 * From Stormwind, take the portal to the Blasted Lands and run to Swamp of Sorrows

Swamp of Sorrows
 * 1) Kill: Moccasin,
 * : Huge Toad,
 * 1) Run back to your faction's flight master and fly to Thorium Point in Searing Gorge

Searing Gorge
 * 1) Kill: Fire Beetle,
 * : Lava Crab,
 * 1) Alliance Fly to Sentinel Hill in Westfall, should fly to Grom'Gol then run on foot to Westfall

Westfall
 * 1) These three are scattered through the zone, with the mouse being the most rare
 * 2) Kill: Mouse, throughout zone
 * : Prairie Dog, throughout zone
 * 1) Kill: Snake, throughout zone

Elwynn Forest
 * : Fawn,
 * : Deer,
 * : Cow,
 * : Rabbit,
 * : Cat,
 * : Sheep,
 * 1) Alliance should head to Wetlands, Horde may want to travel to Wetlands last, so they can come from Undercity

Wetlands
 * : Toad,
 * : Ram,
 * 1) Travel to Barrens first if Alliance, or Durotar first if Horde

Barrens
 * : Gazelle,
 * : Swine,

Durotar
 * : Hare, throughout zone

Un'goro Crater
 * : Parrot,