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Chaco Owl© DFSB DE / CC BY-SA 2.0

Chaco Owl

The Chaco Owl is a medium-sized owl endemic to the Gran Chaco region of South America. It has a round, tuftless head and a pale grayish-white facial disc marked with concentric dark rings, giving it a calm, distinctive look that draws in many keepers. Classified as Near Threatened by the IUCN, it remains uncommon in captivity within Japan. Like other owls and raptors, it has a sensitive side, making it a species best suited to advanced keepers who understand nocturnal care routines and can offer a calm, quiet environment.

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Chaco Owl key facts

Care level
Advanced
Lifespan
10-15 years
Size
35-38cm (males 360-435g, females 420-500g)
Diet
Frozen mice, day-old chicks and quail; in the wild small mammals, birds, reptiles and invertebrates
Cage
As a bird thought to nest in tree cavities or ground holes, it suits an aviary with a nest box and perches at several heights. Coming from dry forest, it needs the floor kept dry.
Temperament
Seen alone in the wild, with no group sociability. Mainly nocturnal but most active at dawn and dusk.
Vocalization
The male sings a distinctive frog-like crococro craorr-craorr with emphasis on the first craorr, and the female's song is similar but higher pitched. Both call most at dawn and dusk.
Notes
The IUCN assesses it as Near Threatened. It is listed on CITES Appendix II, so import requires an export permit. Little is known about its breeding and the species is seldom kept, so seek advice from experienced keepers before acquiring one.
TraitsOwlNocturnalCITES IISeldom kept

About Chaco Owl

The Chaco Owl is a medium-sized owl endemic to South America's Gran Chaco, known for its round head and ringed facial disc. IUCN-listed as Near Threatened, it's an advanced-level species to keep.

7 things to know before welcoming a Chaco Owl

  1. 1For Experienced Keepers

    Chaco Owls are often calm and quiet, but like all raptors they retain a cautious, alert nature. This species suits keepers who already have experience with owls or other birds of prey.

  2. 2A Nocturnal Rhythm

    This species is naturally active at night, so provide a quiet space where it can rest undisturbed during the day. Plan your care routine around its nocturnal schedule.

  3. 3Sensitive to Noise

    Loud sounds and sudden activity can be stressful for this species. A calm, quiet environment helps keep the bird settled and comfortable.

  4. 4A Distinctive Round Face

    Its most striking feature is a round, tuftless head with a pale grayish-white facial disc marked by concentric dark rings. Many keepers are drawn to its calm, expressive look.

  5. 5Space to Match Its Size

    Adults reach about 35 to 38 cm in length, with males weighing 360 to 435 g and females 420 to 500 g. Prepare an enclosure sized appropriately for a bird of this build.

  6. 6Specialized Diet Needs

    Raptors require different feeding management than typical pet birds. Consult an experienced breeder or avian veterinarian about proper diet and feeding frequency before bringing one home.

  7. 7Still Rare in Captivity

    Captive-keeping of this species remains limited in Japan. Get thorough guidance from an experienced breeder and prepare the necessary equipment before adopting one.

Frequently asked questions about Chaco Owl

Q.Is this owl suitable for beginners?
A.This is considered an advanced-level species. It suits keepers who already have experience with owls or other birds of prey, and can be challenging for first-time bird owners.
Q.How large do adults get?
A.Adults reach about 35 to 38 cm in length. Typical weight is 360 to 435 g for males and 420 to 500 g for females.
Q.Is this owl active during the day or at night?
A.It is naturally nocturnal. Provide a quiet space for daytime rest and plan care routines around its active hours at night.
Q.What is its temperament like?
A.Many individuals are relatively calm and quiet, though they retain the cautious alertness typical of raptors. Individual personalities vary, so it's important to observe each bird closely.
Q.Is this species commonly kept in Japan?
A.Captive-keeping of this species remains limited in Japan. If considering one, it's best to get thorough guidance from an experienced breeder beforehand.

Useful tools for Chaco Owl care

Learn more about Chaco Owl in the encyclopedia

View Chaco Owl encyclopedia entry →

Care difficulty, lifespan, size and diet — all basics covered.

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