Iguana
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Iaeris Metalmark
Iao Valley Nesosydne Planthopper
Ibadan Malimbe
Iberian Barbel
Iberian Chiffchaff
Iberian Emerald Lizard
Iberian Lynx
Iberian Midwife Toad
Iberian Mole
Iberian Nase
Ibex
Ibis
Ibisbill Ibizan Hound
Ice fish
Iceland Gull
Icelandic Horse
Icelandic Sheepdog
Ichidna
Ichthyosaurs
Ichthyostega (the earliest known amphibian)
Icterine Warbler
Iguana
Iguanodon (dinosaur)
Illadopsis
Impala
Imperator angel
Imperial eagle
Inca tern,
Inchworm
inch worm.
Indiana Bat
Indian elephant
Indian Jackal
Indian pangolin
Indian Rhino
Indian Rock Python
Indigo Bunting
Indochina Hog Deer
Indochinese tiger,
Indri
Indus River Dolphin
Inganue
Insect
Insects
Intermediate egret
Iriomote cat
Irish Draught Horse
Irish Red and White Setter
Irish Setter
Irish Terrier
Irish Water Spaniel
Irish Wolfhound
Irrawaddy dolphin,
Irukandji jellyfish
Isabelline Shrike
Isabelline Wheatear
Isopod
Isopteran (collective term for termites)
Italian Brown Bear
Italian Greyhound
Ivory-billed woodpecker.
Ivory Gull
Lion
lionclown? i dot now?????????
Langur, its a species of monkey.
A leech.
Llama
Lionfish.
Lobster
Impala
Impala or Iguana starts with I.
llama
Iguana is an animal that starts with I.
Large-eared pied bat is an animal in Australia. It begins with the letter l.