Animals

Animals have played important roles in the storyline of Lost.

Storyline occurrences

Animal	Image	Appearance and Role
Bees		A swarm of bees harassed Charlie, Jack, and Kate. ("House of the Rising Sun")
Birds Main article: Birds		Chickens. ("The Other 48 Days") ("A Tale of Two Cities") ("The Man from Tallahassee") and other episodes Doves. ("Fire + Water") ("A Tale of Two Cities") ("The Brig") and other episodes Gulls. ("Par Avion") Hurley Bird. ("Exodus, Part 2") ("Live Together, Die Alone, Part 1") The Room 23 birds were found dead outside when Walt was in Room 23. ("Room 23") Walt's bird hit a window in Australia. ("Special")
Cats Main article: Cats		Amira owns a cat. ("Enter 77") Mikhail owns a cat named Nadia, after the gymnast Nadia Comaneci, with whom he shares a birthday. ("Enter 77")
Cattle Main article: Cattle		Sayid sees a cow outside the Flame. ("Enter 77") Frank sees a cow on a grassy mound after the helicopter crash. ("Confirmed Dead")
Dogs		Disambiguation page: Dog Bpo Bpo was Sun's dog. ("House of the Rising Sun") ("The Whole Truth") Vincent was Walt's dog. ("Pilot, Part 1") ("Tabula Rasa") ("Walkabout") and other episodes In Jacob's cabin, there is a painting of a dog. ("The Man Behind the Curtain") See main article for a full list of dogs in Lost
Horses		Disambiguation page: Horse Kate sees a horse in the jungle, which is remarkably similar to one she came across in a flashback. ("What Kate Did") Bea Klugh rode to the Flame on a horse. ("Enter 77") The Bedouins in Tunisia each ride a horse, one of which is commandeered by Ben after he has defeated the men. ("The Shape of Things to Come") Charles Widmore rides a horse into the Others' camp ("Dead Is Dead") Richard rides a horse between his home and that of the doctor's on Tenerife. ("Ab Aeterno")
Medusa Spiders Main article: Medusa Spider		Arzt collects medusa spiders. ("Exposé")("Tropical Depression") Paulo, and then Nikki, are bitten by medusa spiders, causing paralysis. ("Exposé")
Moths Main article: Moths		Locke compares Charlie's journey to quit his drug habit to a moth breaking free of its cocoon. ("The Moth") Charlie sees a moth during the cave-in, which leads him to find the way out. ("The Moth")
Polar Bears Main article: Polar Bears		Sawyer shoots a polar bear in the jungle. ("Pilot, Part 1") A polar bear attacks Walt; it is wounded by Michael. ("Special") When Sawyer acquires a fish biscuit from the contraption in his cage at the Hydra, Tom says that "it only took the bears two hours". ("A Tale of Two Cities") In Locke's sweat lodge vision, a polar bear appears. ("Further Instructions") Eko is found injured in a polar bear cave. ("Further Instructions") Charlotte finds the skeleton of a polar bear in Tunisia ("Confirmed Dead") In a baby-themed music video that Drive Shaft is shooting, there are stuffed polar bears in the crib. (Fire + Water) Michael gives young Walt a stuffed animal polar bear on his last meeting with him before he gave up custody.
Rabbits Main article: Rabbits		Ben uses a rabbit with the number 8 on its back to demonstrate to Sawyer how excess stress can cause one's pacemaker to explode. ("Every Man for Himself") As a child, Ben uses a rabbit to test whether the Sonic fence is still operational. ("The Man Behind the Curtain"). In the orientation film for the Orchid station, "Edgar Halliwax" demonstrates how the unique properties of the Island can be harnessed to transport a bunny with the number 15 on its back. ("There's No Place Like Home, Part 2")
Sea urchin Main article: Sea urchin		Numerous sea urchins are featured in Lost. ("Pilot, Part 2") ("Hearts and Minds") ("Do No Harm") and other episodes
Sharks Main article: Sharks		A shark threatens Michael and Sawyer on the remains of the raft; Michael shoots and kills it. ("Adrift") Sharks were experimented on by the DHARMA Initiative in the Hydra. ("A Tale of Two Cities") A DHARMA shark was seen swimming around the submerged island in the flash-sideways timeline. ("LA X, Part 1")
Frog Main article: Frog		Sawyer is awoken one morning by the irritating cries of a frog, and searches the jungle, looking for it. ("One of Them") It is inaccurately referred to on the show as a "tree frog."
Wild Boar Main article: Wild Boar		Locke decides that the best way to procure food is to hunt boar, and leads Kate and Michael on a mission to find one. ("Walkabout") Sawyer's tent is ransacked by a boar, and Sawyer believes that the animal has a vendetta against him. ("Outlaws") Charlie and Locke come across a dead boar while looking for Eko. ("Further Instructions") Miles finds a dead boar in the jungle. ("The Lie") Locke brings a dead boar to the Others before his errand with Richard. ("The Incident, Part 1") Richard sees a boar while he is trapped in chains on the Black Rock ("Ab Aeterno") Young Jacob and his brother are hunting a boar in the jungle. ("Across the Sea")

Minor occurrences

Locke said that when his foster sister Jeannie died, a Golden Retriever appeared, which their mother believed was her daughter reincarnated. It stayed for five years, until the mother died, then disappeared. ("Outlaws")
After Rousseau shot at Hurley and Charlie for the first time, screeches of monkeys could be heard in the background. ("Numbers")
- In the same episode, Hurley suggested that the black smoke is a "pissed off giraffe".
Fish were depicted in the Mural. ("Man of Science, Man of Faith")
Fish were regularly eaten by the survivors, as well as Jacob. ("The Incident, Part 1")
Animal-themed decorations were featured in The Staff's nursery, including a lion, zebra, and monkey. ("Maternity Leave")
Mr. Eko told a story about a boy who killed a dog, then worried about the existence of hell not because he was sorry, but because he was worried the dog he killed would be waiting for him there. ("Three Minutes")
Jack was shown the cartoon The Blue Danube, which features animals based on the folk tale "The Ugly Duckling". ("Every Man for Himself")
Juliet managed to impregnate a male field mouse. ("Not in Portland")
Pictures of orange fish and insects including a bee were featured in the Room 23 video. ("Not in Portland")
Ben had an insect collection in his home. ("One of Us")
A hamster was seen being held by a mysterious woman in Ben's painting at his house at the Barracks.
According to the commentary on the "On location" section of the Season 3 DVD, the tank in the Hydra Station where Jack was being kept prisoner, was used also for sharks and the dolphins that Juliet told Jack about in "A Tale of Two Cities". A dolphin was also seen in a child's drawing on one of the walls in the school. The dolphin in the picture was swimming with an unidentified girl in a pink swimsuit, along with some smaller fish, and the submarine. The picture was labelled, "Me and my fish".
There was a stuffed orca in Claire's purse in "What Kate Does", the same stuffed orca that Aaron was clutching in "Something Nice Back Home". ("What Kate Does")
In ancient times, a sea turtle was seen on the beach near young Jacob and the Boy in Black. ("Across the Sea")
- Several large sea turtles could be seen on daytime beach shots. ("There's No Place Like Home, Part 1")