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Indoor cage or outdoor aviary: what your bird enclosure is called

By Erick Updated 7 min read

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On this page (8 sections)
  1. The short version
  2. What a bird enclosure is called
  3. Indoor vs outdoor and size cues for enclosure names
  4. When to use coop, run, dovecote, or loft terms
  5. When to call it a cage vs an aviary
  6. Why chickens use coops, not cages, and what a bird house is called
  7. Common crossword answers and letter counts for bird enclosures
  8. Questions people still ask

In short: A bird enclosure is called a cage if small and indoors, an aviary if large with flight space outdoors, a coop or run for chickens, and a dovecote or pigeon loft for pigeons.

Part of our guide on outdoor bungalow aviary for budgies

Names like cage, aviary, coop, or dovecote depend on your bird enclosure’s size, location, and bird type, not just habit.

At a glance
Cage sizeUnder 3 cubic feet
Aviary sizeAbove 20 square feet floor
Coop functionShelter plus outdoor run
Dovecote heightTypically 6-10 feet tall
Common word lengthsCage 4, Aviary 6, Coop 4

The short version

  • Cage means small, indoor, limited flight space.
  • Aviary means large, outdoor, flight-capable.
  • Coop or run is for chickens, outdoor shelter plus yard.
  • Dovecote or pigeon loft is for pigeons, specialized housing.
  • Size and bird type guide correct enclosure terms.

What a bird enclosure is called

Say you have a parrot at home and wonder where it should live. The name you use depends on where the enclosure sits and its size.

A small indoor space with bars is a cage. Larger, flight-friendly outdoor spaces are aviaries. Chickens live in coops and runs, while pigeons need dovecotes or lofts.

Cage refers to compact housing with limited flying room. Aviaries are spacious and let birds fly freely. Coops provide shelter and access to an outdoor run for chickens. Dovecotes are tall, enclosed structures for pigeons.

Some bird enclosures combine features. A parrot cage might have a play gym inside, while a small aviary may include natural plants and branches. Before you commit to anything, it is worth looking at providing space for birds to fly indoors.

The material matters too. Metal cages resist chewing and are easy to clean. Wooden aviaries blend into gardens but need weatherproof treatments.

Birds’ species influence naming. Cockatiels in a living room get cages. Macaws in a garden get aviaries. For finches, a cage fits most home settings.

Some bird enclosures blur lines in naming. A 'flight cage' sits between a cage and an aviary. It usually measures around 5 cubic feet and allows short flights indoors, often seen with parrots.

Bird size also shapes enclosure choice. Smaller species like finches thrive in cages under 2 feet wide. Larger birds like macaws need aviaries at least 20 square feet to fly comfortably outdoors.

Basic bird enclosure names by size and location
EnclosureTypical SizeLocationBird Type
CageUnder 3 cubic feetIndoorPet birds
AviaryAbove 20 sq ft floorOutdoorPet birds, wild birds
Coop/RunVaries, shelter + yardOutdoorChickens
Dovecote/Loft6-10 feet tallOutdoorPigeons

Indoor vs outdoor and size cues for enclosure names

Picture a budgie inside an 18-inch cube with mesh walls. That is a cage by size and indoor placement. It limits flight to short hops.

An aviary is usually outdoors and offers at least 20 square feet on the floor for flying. Height above 6 feet is common to allow natural flight patterns.

Indoor enclosures rarely exceed 4 cubic feet. Flight is minimal. Outdoor aviaries vary but must be large enough to support sustained flight.

Size and location are your quickest clues to correct naming. Small indoor spaces with bars are cages. Large outdoor enclosures for flight are aviaries.

Smaller indoor cages often measure under 2 feet wide and 3 feet high. They do not allow sustained flight but give room for perches and toys.

Outdoor aviaries vary from simple netted frames to elaborate buildings with multiple compartments. Floor area ranges from 20 to over 100 square feet.

Height is crucial outdoors. Birds flap and glide vertically. A 7-foot-tall aviary lets birds reach natural flight heights and stretch wings fully.

If an indoor enclosure exceeds 5 cubic feet and has flight space, some call it a flight cage. It sits between cage and aviary classifications.

Size and location cues for bird enclosure terms
FeatureCageAviary
SizeUnder 3 cubic feetAbove 20 sq ft floor area
LocationIndoorOutdoor
Flight spaceMinimalSufficient for sustained flight
Typical heightUnder 3 feetAbove 6 feet
Bird Themed Retractable Tape Measure
What you'll need

Bird Themed Retractable Tape Measure

Provides a 60 inch tape measure which can be used to measure bird enclosure dimensions in inches, suitable for checking size in feet by conversion.

When to use coop, run, dovecote, or loft terms

wooden chicken coop with attached run
wooden chicken coop with attached run

Imagine keeping backyard chickens. Their housing is called a coop, a sheltered structure for roosting and laying eggs.

Coops connect to runs: fenced outdoor yards that give chickens space to scratch and forage. These two together form the complete chicken enclosure.

Pigeon owners use dovecotes or pigeon lofts. These are tall, often multi-level structures designed to house flocks safely and allow pigeons to come and go freely.

The terms coop and run don't apply to pet birds like parrots. Dovecote is specific to pigeons, reflecting their behavior and flight needs.

Chicken coops must protect from weather and predators. They often include ventilation windows and nesting boxes for egg laying.

Runs vary widely in size. A typical run might be 10 by 20 feet, enclosed with wire mesh to keep chickens safe outdoors.

Pigeon lofts can be complex. They sometimes have trap doors to control when pigeons enter or leave.

Dovecotes date back centuries and appear in many cultures. They serve both decorative and practical roles, housing pigeons for meat or message carrying.

Comparison of coop, run, dovecote, and loft
TermUse caseBird TypeTypical size
CoopShelterChickensVaries, usually 8+ sq ft
RunOutdoor yardChickensVaries, often 20+ sq ft
DovecoteHousing & nestingPigeons6-10 feet tall, multi-level
Pigeon loftFlock managementPigeonsSimilar to dovecote

When to call it a cage vs an aviary

Say you see a parrot's enclosure and wonder if it’s a cage or an aviary. Size and flight space decide.

Cages confine birds to a small space, usually under 3 cubic feet. Flight is limited to a few wingbeats.

Aviaries must be large enough for flight, typically with 20 or more square feet floor area and at least 6 feet height.

If your enclosure lets the bird fly freely, it is an aviary. If it’s a holding space with bars, it’s a cage.

Cages have limits. Birds kept long-term in cages can develop health problems like muscle atrophy from lack of flight.

Aviaries support natural behaviors such as flying, socializing, and foraging. This improves bird wellbeing and reduces stress.

Check your enclosure size. If a parrot can flap wingbeats in all directions, chances are it’s an aviary.

Flight space also means perches at different heights. Aviaries often include natural trees or shrubs to mimic wild habitats.

Why chickens use coops, not cages, and what a bird house is called

chicken coop with nesting boxes inside
chicken coop with nesting boxes inside

Chicken housing is a coop, not a cage, because chickens need a sheltered roost and an outdoor area to forage.

Caging chickens restricts their natural behavior and can lead to health issues. Coops provide nesting boxes and protection from predators.

‘Birdhouse’ usually refers to small nesting boxes for wild birds, not enclosures for pet or farm birds.

Knowing the correct term helps in planning proper care and meeting your bird’s needs.

Chicken coops often include features like roosting bars, nesting boxes, and secure doors. These elements create a safe, comfortable environment for chickens to rest and lay eggs. The design aims to mimic natural shelter while preventing predators from entering.

Keeping chickens in cages prevents them from expressing natural behaviors such as dust bathing, foraging, and scratching. These activities are vital for their mental and physical health. Coops with attached runs allow chickens to move freely outside while returning to shelter as needed.

Differences between coop, cage, and birdhouse
TermPurposeBird typeTypical use
CoopRoosting and protectionChickensPermanent home with outdoor run
CageContainment and displayPet birdsIndoor living or travel
BirdhouseNesting siteWild birdsSmall nesting boxes

Common crossword answers and letter counts for bird enclosures

Crossword puzzles often use ‘cage’, ‘aviary’, or ‘coop’ for bird enclosure clues.

Cage and coop are both 4-letter words, easy to fit in short answers.

Aviary, with 6 letters, suggests a larger, flight-capable enclosure.

Dovecote or loft are less common but appear with specific pigeon-related clues.

Knowing these word lengths helps if you’re stuck on a puzzle using bird housing terms.

Common bird enclosure crossword answers
WordLengthTypical use
Cage4Small pet bird enclosure
Coop4Chicken shelter
Aviary6Large flight enclosure
Loft4Pigeon housing
Dovecote8Pigeon nesting structure

Questions people still ask

Can an outdoor cage be called an aviary?

Only if it is large enough to allow flight. Small outdoor cages without flight space remain cages.

Is a birdhouse the same as a bird enclosure?

No. A birdhouse is for wild birds to nest, much smaller and not for housing pet or farm birds.

Why don't we call chicken coops cages?

Coops provide shelter plus outdoor runs letting chickens forage and behave naturally, unlike restrictive cages.

What size qualifies an aviary?

Usually at least 20 square feet of floor space and 6 feet in height to allow flight.

Are dovecotes only for pigeons?

Yes, dovecotes are specialized pigeon housing designed for roosting and nesting.

I’ve built and maintained coops and aviaries for years, knowing the right term helped me plan better spaces.

Erick Editor

Erick is a lifelong bird enthusiast and the editor of Bird Venue. He watches the birds at his own feeders, follows how they nest and raise their young, and edits every guide here so it answers the real question a reader brings: what is happening, why, and what to do next.

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