Environment

Great Indian Bustard: Release Tests a 97-Bird Breeding Programme

Great Indian Bustard: Release Tests a 97-Bird Breeding Programme

Why in news?

Two male Great Indian bustards were released at Sam in Rajasthan's Desert National Park on 4 October 2026. Union Environment Minister Bhupender Yadav took part in the release, which moves a conservation programme towards rebuilding a wild population. The Great Indian bustard is a critically endangered bird of open habitats, with slow reproduction making losses difficult to replace. These birds were reared under the programme; the official account does not identify both individuals as having hatched from captive-laid eggs. The release is therefore a carefully bounded step, not proof that the species has recovered. Its significance will depend on how the birds survive and function in their natural habitat.

A large bird of open country

The species, Ardeotis nigriceps, is associated with grassland, open scrub and compatible low-intensity agricultural landscapes. The Wildlife Institute of India's conservation account explains that breeding habitat requires grass cover and limited disturbance. This challenges the assumption that every open tract needs dense tree planting to become ecologically valuable. For a grassland bird, maintaining the right open structure can be more relevant than increasing tree cover.

Desert National Park lies in the Thar landscape of western Rajasthan, across the Jaisalmer–Barmer area. Sam is in Jaisalmer, near the landscape supporting the species' remaining Rajasthan stronghold. The park's management account describes desert habitats rather than a uniform expanse of bare dunes. Vegetation and open ground occur in different combinations. That variety matters when identifying areas suitable for feeding, nesting and movement.

Feeding and nesting explain the bird's vulnerability

The institute's ecological account describes a mixed diet, including insects, small vertebrates, seeds and fruit. The bird forages on the ground but is capable of flight; a large body does not make it flightless. Its feeding habitat therefore needs suitable food and usable ground, not merely a fenced area of the right size. Changes in land use can affect those conditions even where a patch still appears open from a distance.

Females generally lay a single egg in a ground nest. This gives the population a much slower replacement rate than species producing large clutches. Losses of adults, eggs or young birds can therefore have lasting consequences. Protecting nesting habitat and reducing disturbance are connected to the same biological limitation: breeding cannot simply be accelerated to compensate for repeated avoidable mortality.

What conservation breeding contributes

The official release describes 97 birds in the programme's facilities: 40 originating from wild-laid eggs and 57 bred in captivity. It identifies eleven birds for release, including the two released on 4 October. These are programme figures, not a census of all wild bustards. The distinction matters because a managed breeding population and a self-sustaining wild population are different conservation achievements.

The Wildlife Institute of India describes conservation breeding as an insurance measure alongside habitat protection and work with local communities. Its purpose is not to replace suitable wild habitat with permanent captivity. Rearing birds can create opportunities for reinforcement, but the reasons for decline must also be addressed outside the facility. Otherwise, released birds may encounter the same conditions that reduced the original population.

Survival beyond a protected enclosure

BirdLife International's conservation account identifies collisions with overhead powerlines as a serious threat to bustards. This is a physical risk along the birds' movement routes, distinct from whether the ground beneath provides food or nesting cover. A seemingly suitable habitat patch can remain dangerous if birds must cross hazardous infrastructure to use it. Conservation therefore has to consider the connected landscape, not only the quality of isolated enclosures.

That distinction also prevents a false choice between breeding and threat reduction. They address different parts of recovery. Breeding can increase the number of birds available for reinforcement; safer habitat and movement routes affect whether those birds persist. The relevant evidence after release includes survival and use of habitat over time. Ultimately, recovery requires successful reproduction in the wild, rather than repeated releases that never establish a continuing population.

Conclusion

The release is a transition from maintaining birds under controlled care towards testing their prospects in a wider landscape. The Great Indian bustard's habitat requirements and slow reproduction make that transition demanding. A lasting result will depend on reducing threats and sustaining suitable grassland, so that released birds can contribute to future generations.

Sources

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1.

Consider the following statements about the Great Indian Bustard breeding programme in Rajasthan:

1.Every bird in its facilities has been earmarked for release into the wild.
2.Its facilities hold both birds hatched from eggs collected in the wild and birds bred in captivity.
3.Under its 'jumpstart' approach, eggs laid in captivity are placed in wild nests to be incubated by wild females.

Which of the statements given above are correct?

2.

Under the International Union for Conservation of Nature (IUCN) guidelines on conservation translocations, releasing captive-reared Great Indian Bustards into an area where wild birds of the species still survive is an example of:

3.

Consider the following statements:

Statement-I: A captive flock founded from many unrelated birds is less prone to inbreeding depression than one from a few.

Statement-II: With little genetic variation among founders, breeding between relatives can reduce vigour, fertility and survival.

Statement-III: Mixing founders from distant populations can cause genetic incompatibilities.

Which one of the following is correct in respect of the above statements?

4.

Consider the following statements about releasing captive-reared animals:

1.In a soft release, animals are first held in a temporary enclosure at the release site.
2.In a hard release, animals are freed directly, with no acclimatisation period.
3.International Union for Conservation of Nature (IUCN) guidelines say holding animals at a release site should not be assumed helpful without evidence.

Which of the statements given above are correct?

Answer all 4 questions, then submit.
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