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Conservation · Why species are endangered

Why are tigers endangered?

Fewer than 4,000 wild tigers remain — poaching, habitat loss and human conflict drive all subspecies toward extinction.

Wild tiger — Endangered apex predator threatened by poaching and habitat loss

In brief

Tigers are Endangered on the IUCN Red List — fewer than 4,000 remain in the wild. Habitat loss, poaching for skins and body parts, and conflict with people as forests shrink are the main drivers. All surviving subspecies are threatened.

By the WARN Research & Conservation TeamChecked against IUCN Red List & CITES sourcesLast updated

The tiger (Panthera tigris) is Endangered on the IUCN Red List. Once ranging from Turkey to eastern Russia, tigers now occupy roughly 5% of historic range in fragmented forests across South and Southeast Asia and the Russian Far East. Poaching supplies illegal trade in skins and body parts; palm-oil and pulpwood conversion erodes Sumatran habitat; prey depletion and retaliatory killing after livestock loss add mortality. Recovery is possible where protected areas connect and communities benefit from conservation — but every subspecies needs sustained ranger funding, not one-off campaigns.

<4,000

Wild tigers remaining globally

5%

Approximate share of historic range still occupied

Endangered

IUCN Red List status for Panthera tigris

6

Living subspecies — all threatened

Quick facts

Quick facts for Why are tigers endangered?
IUCN status Endangered — population declining
Main threats Poaching, habitat loss, prey depletion, human conflict
Trade Skins and body parts routed through transnational wildlife crime networks
Range India, Bangladesh, Nepal, Bhutan, Russia, China, Southeast Asia
Recovery example India’s tiger reserves — numbers rose with patrol investment
CITES Appendix I — commercial international trade prohibited

Key takeaways

  • Fewer than 4,000 wild tigers remain — all subspecies threatened.
  • Poaching for skins and parts feeds transnational illegal wildlife trade.
  • Habitat fragmentation increases conflict and reduces genetic diversity.
  • India’s recovery shows long-term ranger funding works.
  • CITES Appendix I bans commercial international tiger trade.
  • Community benefit-sharing and conflict management underpin stable coexistence.

Poaching and illegal trade

Tiger skins, bones and other parts command high prices on black markets — often through the same syndicates moving rhino horn and pangolin scales. Poachers use snares, poison and firearms inside and outside protected areas. Weak enforcement, corruption and porous borders allow shipments to reach consumer markets despite CITES Appendix I protection banning commercial international trade. Anti-poaching patrols, intelligence-led enforcement and demand-reduction campaigns in consumer countries all matter. Seizure data from CITES annual reports show tigers remain a trafficking priority — every confiscation represents a failed poaching attempt but also evidence that trade persists.


Habitat loss and fragmentation

Lowland forest conversion for palm oil, pulpwood, agriculture and infrastructure isolates tiger populations. Isolated groups lose genetic diversity and face higher extinction risk from disease or random events. Sumatran tigers are Critically Endangered — their island habitat shrinks annually. In India and Nepal, corridor protection linking reserves allows gene flow and reduces human–tiger conflict at reserve edges. Road-building through core forest increases access for poachers and vehicle strikes. Protected-area expansion alone is insufficient without connectivity planning and land-use regulation outside park boundaries.


Human–tiger conflict

When prey species decline or habitat borders farms, tigers may kill livestock — triggering retaliatory poisoning or shooting. Compensation schemes and rapid-response teams reduce revenge killing where implemented. Community benefit-sharing from ecotourism — as in some Indian reserves — demonstrates tigers can generate local income when governance is transparent. Education on safe livestock husbandry — sturdier pens, guard animals, avoiding grazing inside reserves — reduces conflict incidents. Conflict management is as important as anti-poaching for population stability near human settlements.


What recovery requires

India’s Project Tiger showed population recovery is achievable with long-term ranger salaries, prey restoration and political will. Russia’s Amur tiger population stabilised after Soviet-era protection expanded. Success needs decades of funding — not single-year grants. Genetic monitoring, fire management, waterhole maintenance and veterinary response for injured animals all cost money. Donors should ask programmes for patrol kilometres covered, poaching arrests and population trend data — not just awareness metrics. WARN cites tiger status on wildlife guides and links habitat appeals where partner programmes overlap range countries.

Frequently asked questions

How many tigers are left in the wild?

Fewer than 4,000 according to IUCN assessments. Most live in India; Sumatran and South China populations are critically small.

Why are tigers poached?

For skins, bones and body parts sold on illegal markets — often through transnational wildlife trafficking networks despite CITES bans.

Are all tiger subspecies endangered?

Yes. All six living subspecies are threatened — from Endangered (Bengal) to Critically Endangered (Sumatran, South China).

Can tiger populations recover?

Yes — India’s reserves demonstrate recovery with sustained anti-poaching investment, prey restoration and habitat protection over decades.

What is the biggest threat to tigers?

Poaching and habitat loss together — trade removes individuals; fragmentation prevents population recovery and increases conflict.

Is tiger trade legal?

No. Tigers are CITES Appendix I — commercial international trade is prohibited. Domestic laws vary but black-market trade persists.