List of eco-horror films

This is a list of eco-horror films. Eco-horror is a sub-genre of horror and disaster films which feature animals or insects (real or mutated), and sometimes plants, attacking humans. Films featuring viruses and legendary creatures are not included in this list.

Amphibians

*"Frog-g-g!" (2004; giant frog)
*"Frogs" (1972; frogs)

Arachnids

*"Arachnophobia" (1990; spiders)
*"Earth vs. the Spider" (1958; giant spider)
*"Eight Legged Freaks" (2002; giant spiders)
*"The Giant Spider Invasion" (1975; giant spiders)
*"Horrors of Spider Island" (1960; giant spiders)
*"Kingdom of the Spiders" (1977; tarantulas)
*"Mesa of Lost Women" (1953; giant spiders)
*"Tarantula" (1955; giant tarantula)
*"Webs" (2003; spiders)

Birds

*"The Birds" (1963; flocks of vicious seagulls, crows, birds)
**"" (1963)
*"KAW (2007; Ravens)

Fish, crustaceans, and mollusks

*"Attack of the Crab Monsters" (1957; crabs)
*"The Beast" (1996; aggressive giant squid)
*"Deep Rising" (1988; ottoia - deep-sea worms)
*"DeepStar Six" (1989; reptilian crustacean)
*"Frankenfish" (2004; mutant snakehead fish)
*"It Came from Beneath the Sea" (1955; giant octopus)
*"Leviathan" (1989; various sea creatures)
*"Piranha" (1978; mutant piranhas)
**"" (1981)
*"Piranha" (1995; mutant piranhas)
*"Piranha" (2008; mutant piranhas)
*"Tentacles" (1977; giant octopus)

Sharks

*"Deep Blue Sea" (1999; genetically engineered longfin mako sharks)
*"Great White" (1980; great white shark)
*"" (2005; mutant hammerhead shark)/human hybrid
*"Jaws" films (abnormally large great white shark)
*"Open Water (film)" (2003; sharks)
*"Red Water" (2003; bull shark)
*"Shark Attack" films (genetically enchanced great white shark)
*"Tintorera" (1977; giant tiger shark)

Insects

*"Beginning of the End" (1957; giant grasshoppers)
*"Bug" (1975; beetles)
*"Bugs" (2003)
*"" (2006; prehistoric rhinoceros beetles)
*"Creepshow" (1982; giant cockroaches)
*"The Deadly Mantis" (1957; giant praying mantis)
*"Deadly Swarm" (2003; wasps)
*"The Fly" 1958 films (mutant fly/human hybrid)
*"The Fly" 1986 films (mutant fly/human hybrid)
*"Mansquito" (2005; mutant mosquito/human hybrid)
*"Mimic" films (Judas Breed, giant humanoid insects)
*"Monster from Green Hell" (1958; giant wasps)
*"Mosquito" (1995; mosquitos)
*"Phenomena" (1985; multiple insects)

Ants

*"Indiana Jones and the Kingdom of the Crystal Skull"(2008); army ants.
*"Empire of the Ants" (1977; giant ants)
*"It Happened at Lakewood Manor" (1977)
*"The Naked Jungle" (1954)
*"Phase IV" (1974; intelligent ants)
*"Them!" (1954; giant ants)

Bees

*"The Bees" (1978)
*"The Deadly Bees" (1966)
*"" (1995; killer bees)
*"The Savage Bees" (1976; African killer bees)
*"The Swarm" (1978; killer bees)

Mammals

*"Attack of the Sabretooth" (2005; cloned sabretooth tiger)
*"Bats" (1999; genetically altered bats)
*"The Edge" (1997; bear)
*"The Ghost and the Darkness" (1996; lion)
*"Grizzly" (1976; prehistoric grizzly bear)
*"The Killer Shrews" (1959; giant shrews)
*"Night of the Lepus" (1972; giant rabbits)
*"Nightwing" (1979; vampire bats)
*"Orca" (1977; highly aggressive orca whale)
*"Pet Sematary" (1989; undead cat)
*"Razorback" (1984; giant wild hog)
*"Sabretooth" (2002; genetically created sabretooth tiger)

Dogs

*"The Breed" (2006; mutated dogs)
*"Cujo" (1983; St. Bernard)
*"" (1978; demonic rottweilers)
*"Dogs" (1976)
*"Dogs of Hell" (1982; rottweiler dogs)
*"The Pack" (1977; mutant dogs)
*"Rottweiler" (2004; genetically altered rottweiler)
*"Dog Soldiers(film)(2002; mutated dog-men)

Primates

*"Congo" (1995; gray gorillas)
*"King Kong" films (giant gorilla)
*"Link" (1986; super-intelligent orangutan)
*"Monkey Shines" (1988; monkey)

Rats

*"Altered Species" (2001; giant rat)
* "The Food of the Gods" (1976; giant rats)
**"The Food of the Gods II" (1989)
*"The Rats" (2002)
*"Willard" (1971)
**"Ben" (1972)
*"Willard" (2003)

Reptiles

*"Alligator" (1980; mutated giant alligator)
**"" (1991; mutated giant alligator)
*"The Giant Gila Monster" (1959; giant gila monster)
*"Godzilla" films (giant reptile)
*"Komodo" (1999; aggressive komodo dragons)
*"Komodo vs. Cobra" (2004; Genetically engineered komodo dragons and cobras)

Crocodiles

*"Blood Surf" (2002)
*"Crocodile"(2000; giant Nile crocodile)
**"" (2002; giant Saltwater crocodile)
*"Lake Placid" (1999)
**"Lake Placid 2" (2007)
*"Primeval" (2007; Gustave crocodile)

Snakes

*"Anaconda" (1997; giant anacondas)
**"" (2004)
**"" (2008)
**"" (2008)
*"Boa" (2002)
*"Boa vs. Python" (2004; genetically enhanced boa constrictor and a mutated python)
*"Copperhead" (2008; giant copperheads)
*"King Cobra" (1999; mutant King Cobra/eastern diamond-backed rattlesnake hybrid)
*"Python" (2000)
**"Python II" (2002)
*"Rattlers" (1975; rattle snakes)
*"The Snake King" (2005; snake/human hybrid)
*"Snakes on a Plane" (2006; crates of poisonous snakes and one python)
*"Snakes on a Train" (2006; crates of poisonous snakes)
*"SSSSSSS" (1973; humans turned into cobras)

Worms

*"Attack of the Giant Leeches" (1959; giant leeches)
*"Leeches!" (2003; leeches)
*"Slugs" (1988; Giant Black Slugs)

Multiple animals

*"Prophecy" (1979)
*"The Day of the Animals" (1977)

Other animals

This list includes cryptids, extinct animals, and mythological creatures.
*"Aquanoids" (2003)
*" The Cave" (2005)
*"The Cavern" (2005)
*"C.H.U.D." (1984)
**"" (1989)
*"Cloverfield" (2008)
*"Deep Shock" (2003)
*"The Descent" (2005)
*"DinoCroc" (2004; Sarcosuchus)
*"Gorgo" (1961)
*"Jurassic Park" films (genetically engineered dinosaurs)
*"" (2006)
*"The Phantom from 10,000 Leagues" (1955)
*"Reign of Fire" (2002; dragons)
*"Spawn of the Slithis" (1978)
*"Tremors" films

Plants

*"The Day of the Triffids" (1962; mutated man eating plants)
*"Trees" (2000; killer great white pine tree)
**"" (2004; mutant killer trees)
*"Dr. Terror's House of Horrors" (1965; second story)