Diablo II/Animal

Dune Beast

 * Act II
 * Harem Level 2
 * Palace Cellar Level 1
 * Palace Cellar Level 2
 * Palace Cellar Level 3

Jungle Hunter

 * Act III
 * Spider Forest

Doom Ape

 * Act III
 * Lower Kurast

Temple Guard

 * Act III
 * Kurast Causeway

Desert Wing

 * Act II
 * Halls of the Dead Level 1
 * Halls of the Dead Level 2
 * Halls of the Dead Level 3

Fiend

 * Act III
 * Arachnid Lair
 * Spider Cavern
 * Swampy Pit Level 1
 * Swampy Pit Level 2
 * Swampy Pit Level 3

Gloombat

 * Act III
 * Flayer Dungeon Level 1
 * Flayer Dungeon Level 2
 * Flayer Dungeon Level 3
 * Sewers Level 1

Blood Diver

 * Act III
 * Forgotten Temple
 * Ruined Fane
 * Disused Reliquary

Dark Familiar

 * Act IV
 * City of the Damned

Blood Hawk

 * Act I
 * Black Marsh

Foul Crow

 * Act I
 * Stony Field

Black Raptor

 * Act II
 * Far Oasis

Cloud Stalker

 * Act III
 * Spider Forest

Blood Hawk Nest

 * Act I
 * Black Marsh

Foul Crow Nest

 * Act I
 * Stony Field

Black Raptor Nest

 * Act II
 * Far Oasis

Claw Viper

 * Act II
 * Claw Viper Temple Level 1
 * Claw Viper Temple Level 2

Salamander

 * Act II
 * Claw Viper Temple Level 1
 * Claw Viper Temple Level 2

Serpent Magus

 * Act III
 * Forgotten Temple
 * Ruined Fane
 * Disused Reliquary

Swamp Dweller

 * Act III
 * Great Marsh

Bog Creature

 * Act III
 * Great Marsh

Slime Prince

 * Act III
 * Flayer Jungle
 * Sewers Level 2

Sucker

 * Act III
 * Spider Forest

Feeder

 * Act III
 * Sewers Level 1

Blood Wing

 * Act III
 * Sewers Level 2

Arach

 * Act I
 * Catacombs Level 2

Poison Spinner

 * Act III
 * Arachnid Lair
 * Spider Cavern

Flame Spider

 * Act III
 * Arachnid Lair
 * Spider Cavern

Spider Magus

 * Act III
 * Ruined Temple
 * Disused Fane
 * Forgotten Reliquary

Sand Leaper

 * Act II
 * Rocky Waste

Cave Leaper

 * Act II
 * Dry Hills

Tomb Creeper

 * Act II
 * Lost City

Tree Lurker

 * Act III
 * Lower Kurast

Cliff Lurker

 * Act IV
 * Outer Steppes

Sabre Cat

 * Act II
 * Dry Hills

Huntress

 * Act II
 * Sewers Level 3
 * Rocky Waste

Night Tiger

 * Act II
 * Lost City

Hell Cat

 * Act II
 * Canyon of the Magi

Sand Maggot

 * Act II
 * Far Oasis
 * Sand Maggot Lair Level 1
 * Sand Maggot Lair Level 2
 * Sand Maggot Lair Level 3

Rock Worm

 * Act II
 * Sand Maggot Lair Level 1
 * Sand Maggot Lair Level 2
 * Sand Maggot Lair Level 3

Devourer

 * Act II
 * Canyon of the Magi

Giant Lamprey

 * Act III
 * Arachnid Lair
 * Spider Cavern

Blood Maggot

 * Act IV
 * River of Flame

Sand Maggot Egg

 * Act II
 * Far Oasis
 * Sand Maggot Lair Level 1
 * Sand Maggot Lair Level 2
 * Sand Maggot Lair Level 3

Rock Worm Egg

 * Act II
 * Sand Maggot Lair Level 1
 * Sand Maggot Lair Level 2
 * Sand Maggot Lair Level 3

Devourer Egg

 * Act II
 * Canyon of the Magi

Giant Lamprey Egg

 * Act III
 * Arachnid Lair
 * Spider Cavern

Blood Maggot Egg

 * Act IV
 * River of Flame

Sand Maggot Young

 * Act II
 * Far Oasis
 * Sand Maggot Lair Level 1
 * Sand Maggot Lair Level 2
 * Sand Maggot Lair Level 3

Rock Worm Young

 * Act II
 * Sand Maggot Lair Level 1
 * Sand Maggot Lair Level 2
 * Sand Maggot Lair Level 3

Devourer Young

 * Act II
 * Canyon of the Magi

Giant Lamprey Young

 * Act III
 * Arachnid Lair
 * Spider Cavern

Blood Maggot Young

 * Act IV
 * River of Flame

Sand Raider

 * Act II
 * Sewers Level 1
 * Sewers Level 2

Marauder

 * Act II
 * Lost City

Invader

 * Act II
 * Ancient Tunnels
 * Harem Level 2
 * Palace Cellar Level 1
 * Palace Cellar Level 2
 * Palace Cellar Level 3

Infidel

 * Act III
 * Kurast Causeway

Dung Soldier

 * Act II
 * Rocky Waste
 * Stony Tomb Level 1
 * Stony Tomb Level 2

Death Beetle

 * Act II
 * Far Oasis
 * Maggot Lair Level 1
 * Maggot Lair Level 2
 * Maggot Lair Level 3

Scarab

 * Act II
 * Maggot Lair Level 1
 * Maggot Lair Level 2
 * Maggot Lair Level 3

Steel Scarab

 * Act II
 * Canyon of the Magi
 * Tal Rasha's Tomb

Bone Scarab

 * Act III
 * Forgotten Temple
 * Ruined Fane
 * Disused Reliquary

Slinger

 * Act II
 * Rocky Waste

Spear Cat

 * Act II
 * Dry Hills
 * Halls of the Dead Level 1
 * Halls of the Dead Level 2
 * Halls of the Dead Level 3

Night Slinger

 * Act II
 * Lost City

Hell Slinger

 * Act II
 * Canyon of the Magi

Spike Fiend

 * Act I
 * Dark Wood

Quill Rat

 * Act I
 * Blood Moor

Thorn Beast

 * Act I
 * Tamoe Highland

Razor Spine

 * Act I
 * Outer Cloister

Itchies

 * Act II
 * Far Oasis

Black Locusts

 * Act II
 * Maggot Lair Level 1
 * Maggot Lair Level 2
 * Maggot Lair Level 3

Hell Swarm

 * Act III
 * Kurast Bazaar

River Stalker

 * Act III
 * Great Marsh
 * Flayer Jungle

Water Watcher

 * Act III
 * Swampy Pit Level 1
 * Swampy Pit Level 2
 * Swampy Pit Level 3
 * Flayer Dungeon Level 1
 * Flayer Dungeon Level 2
 * Flayer Dungeon Level 3
 * Travincal

Stygian Watcher

 * Act III
 * Sewers Level 1
 * Sewers Level 2

Thorned Hulk

 * Act III
 * Spider Forest

Bramble Hulk

 * Act III
 * Great Marsh

Thrasher

 * Act III
 * Kurast Bazaar
 * Upper Kurast

Carrion Bird

 * Act II
 * Rocky Waste

Winged Nightmare

 * Act III
 * Flayer Jungle
 * Upper Kurast

Gargantuan Beast

 * Act I
 * Den of Evil
 * Cold Plains

Brute

 * Act I
 * Black Marsh
 * Hole Level 1
 * Hole Level 2

Yeti

 * Act I
 * Outer Cloister

Crusher

 * Act II
 * Canyon of the Magi

Wailing Beast

 * Act III
 * Ruined Temple
 * Disused Fane
 * Forgotten Reliquary

Sexton

 * Act III
 * Kurast Bazaar

Cantor

 * Act III
 * Upper Kurast

Hierophant

 * Act III
 * Kurast Causeway
 * Travincal

Zakarumite

 * Act III
 * Lower Kurast
 * Kurast Bazaar

Faithful

 * Act III
 * Kurast Bazaar
 * Upper Kurast

Zealot

 * Act III
 * Upper Kurast
 * Kurast Causeway
 * Travincal