Monsters/Drop Rates

Rock Crabs(Level: 13)
http://images3.wikia.nocookie.net/__cb20110206093822/runescape/images/thumb/d/d4/Rock_Crab.png/150px-Rock_Crab.png

Location - Rock Crabs can be found by talking to the Quest Guide and selecting Pure Training Locations. These monsters are great for when you are first starting out.

Ghost(Level: 19)
http://images2.wikia.nocookie.net/__cb20100731013913/runescape/images/thumb/0/02/Ghost.PNG/200px-Ghost.PNG

Location - Ghosts can be found by talking to the Quest Guide and selecting Taverly Dungeon. From there, just run slightly north and you will run into the ghosts.

Poison Scorpion(Level: 20)
http://images3.wikia.nocookie.net/__cb20100910075150/runescape/images/3/30/Scorpianv2.png

Location - Poison Scorpions can be found by talking to the Quest Guide and selecting Taverly Dungeon. From there, just run slightly north and you will see a door to your right, go through there, and then keep going through the next door. You will then be in an area with Giant Bats. Then go all the way east until you hit a wall, then keep going right until you come into a large gray room. Run south until you get the the opening and run through there to find the Scorpions.

Skeleton(Level: 22)
http://images4.wikia.nocookie.net/__cb20111127140643/runescape/images/thumb/8/8f/Skeleton_Barrows.png/130px-Skeleton_Barrows.png

Location - Skeletons can be found by talking to the Quest Guide and selecting Taverly Dungeon. From there, just run slightly north and you will run into the Skeletons.

Giant Bat(Level: 27)
http://images4.wikia.nocookie.net/__cb20100617074329/runescape/images/thumb/f/f1/Giant_bat_2.png/100px-Giant_bat_2.png

Location - Giant bats can be found by talking to the Quest Guide and selecting Taverly Dungeon. From there, just run slightly north and you will see a door to your right, go through there, and then keep going through the next door. You will then be in an area with Giant Bats.

Chaos Dwarf(Level: 40)
http://images3.wikia.nocookie.net/__cb20111119011432/runescape/images/thumb/f/fa/Chaos_dwarf.png/125px-Chaos_dwarf.png

Location - Chaos Dwarfs can be found by talking to the Quest Guide and selecting Taverly Dungeon. From there, just run slightly north and you will see a door to your right, go through there, and then keep going through the next door. You will then be in an area with Giant Bats. Then go all the way east until you hit a wall, then keep going right until you come into a large gray room. Run south until you get the the opening and run through there to find the Dwarfs.

Magic Axe(Level: 42)
http://images2.wikia.nocookie.net/__cb20110802172603/runescape/images/thumb/a/a3/Magic_axe.png/200px-Magic_axe.png

Location - Magic Axes can be found by talking to the Quest Guide and selecting Taverly Dungeon. From there, just run slightly north and you will see a door to your right, go through there, and then keep going through the next door. You will then be in an area with Giant Bats. Then go all the way east until you hit a wall, then keep going right until you come into a large gray room. Magic Axes are in here :)

Lesser Demons(Level: 82)
http://images3.wikia.nocookie.net/__cb20101020051855/runescape/images/thumb/c/cd/Lesser.png/150px-Lesser.png

Location - Lesser Demons can be found by talking to the Quest Guide and selecting Taverly Dungeon. From there, just run slightly north and you will see a door to your right, go through there, and then keep going through the next door. You will then be in an area with Giant Bats. Then go all the way east until you hit a wall, then keep going right until you come into a large gray room. Run south until you get the the opening and run through there to find the Dwarfs. Once there, run north until you come across the Lesser Demons.

Bronze Dragon(Level: 131)
http://images4.wikia.nocookie.net/__cb20101211134603/runescape/images/thumb/8/8f/Bronze_dragon.png/300px-Bronze_dragon.png

Location - Bronze dragons can be found by talking to the Quest Guide and selecting Brimhaven Dungeon. ''From there, just run north east and you will see bronze dragons.

Black demon(Level: 172)
http://images3.wikia.nocookie.net/__cb20111118021439/runescape/images/thumb/0/00/Black_demon.png/250px-Black_demon.png

Location - These Monsters can be found by teleporting to Brimhaven Dungeon and Running North. These monsters do not drop anything rare, once in a while you will come across a Rune Kiteshield, etc.