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An adult male African lion with a full dark mane resting in tall golden savanna grass at sunset in East Africa
Species

· KENYA & TANZANIA · 9 min read

The African Lion: Vulnerable, Declining, and Disappearing From Most of Africa

In brief

The African lion (Panthera leo) is listed as Vulnerable on the IUCN Red List, with an estimated 23,000-39,000 wild individuals across Sub-Saharan Africa; numbers have fallen by roughly 43% over three lion generations, driven primarily by habitat loss, retaliatory killing and prey depletion.

Wild lions remaining
23,000–39,000 Wild lions remaining
Range lost from historic levels
Over 90% Range lost from historic levels
IUCN Red List status
Vulnerable IUCN Red List status

What are the key takeaways from this briefing?

  • Listed as Vulnerable globally; the West African lion subpopulation is Critically Endangered.
  • Estimated 23,000-39,000 wild lions remain across Sub-Saharan Africa.
  • Range has contracted by more than 90% from historic levels.
  • Kenya and Tanzania together hold some of the largest remaining lion populations in East Africa.
  • Snares set for bushmeat are a major cause of non-targeted lion mortality — a direct overlap with WARN's planned East Africa snare-removal work.

The African lion (Panthera leo) is the most recognisable of all African wildlife, and one of the most steeply declining. The IUCN's most recent assessment estimates that lion numbers have fallen by approximately 43% over three lion generations — roughly 21 years. The species is now extinct across more than 90% of its historic range, and the West African subpopulation is listed as Critically Endangered.

WARN is preparing to operate in Kenya and Tanzania, two of the East African strongholds that together hold a meaningful proportion of the remaining global wild lion population.

How many wild lions are left?

The IUCN Red List gives a global wild population estimate of 23,000-39,000 individuals. The bulk are in East and Southern Africa — Tanzania, Kenya, Botswana, South Africa, Zambia, Zimbabwe and Mozambique — with smaller populations in Central and West Africa.

What should you know about the drivers of lion decline?

  • Habitat loss and prey depletion. Lion ranges are being converted to farmland and grazing land for cattle, and the wild ungulates lions depend on are being replaced by livestock.
  • Retaliatory killing. Lions that take cattle are routinely poisoned or speared. Poisons, particularly agricultural carbamates, kill not only the offending lion but vultures and scavengers that feed on the carcass.
  • Snaring. Wire snares set for bushmeat species — wildebeest, zebra, antelope — regularly catch lions as bycatch. This is the exact problem WARN's work on bushmeat snares is designed to address.
  • Illegal wildlife trade. Lion bones, claws and teeth are trafficked into the same Southeast Asian markets that drive tiger and snow leopard demand. CITES has tightened controls on lion-bone exports.

What is working?

Predator-proof "boma" corrals, community-based conservancies that share tourism revenue with pastoralist communities, and verified livestock-compensation schemes have all produced measurable reductions in retaliatory lion killing in Kenya. Anti-snaring patrols and rapid-response veterinary darting are the standard tools for lions caught in snares.

How WARN fits in?

Lions are not WARN's main programme — we are not building lion-specific rescue capacity from scratch. But our planned work in Kenya and Tanzania directly addresses one of the largest causes of non-targeted lion injury and death, and our partner work supports the wider East African anti-poaching and welfare ecosystem in which lion recovery happens.

Sources: IUCN Red List, UNEP-WCMC, CITES Appendix II listing, UNODC World Wildlife Crime Report.

Is it true that listed as Vulnerable globally; the West African lion subpopulation is Critically Endangered?

Listed as Vulnerable globally; the West African lion subpopulation is Critically Endangered. A fact list is not an IUCN assessment. Lion still needs habitat, enforcement and honest funding — see the full species guide rather than stopping at trivia.

Is it true that estimated 23,000-39,000 wild lions remain across Sub-Saharan Africa?

Estimated 23,000-39,000 wild lions remain across Sub-Saharan Africa. Estimated 23,000-39,000 wild lions remain across Sub-Saharan Africa is one of the details people actually search for about Lion. It holds as a field note from KENYA & TANZANIA; it is not a care sheet and not a substitute for the species guide.

Is it true that range has contracted by more than 90% from historic levels?

Range has contracted by more than 90% from historic levels. A fact list is not an IUCN assessment. Lion still needs habitat, enforcement and honest funding — see the full species guide rather than stopping at trivia.

Is it true that kenya and Tanzania together hold some of the largest remaining lion populations in East Africa?

Kenya and Tanzania together hold some of the largest remaining lion populations in East Africa. That scale is ecology, not a pet-shop talking point. Lion needs room to use a body like that in KENYA & TANZANIA, which is why habitat fragmentation hits so hard.

Is it true that snares set for bushmeat are a major cause of non-targeted lion mortality — a direct overlap with WARN's planned East Africa snare-removal work?

Snares set for bushmeat are a major cause of non-targeted lion mortality — a direct overlap with WARN's planned East Africa snare-removal work. Snares set for bushmeat are a major cause of non-targeted lion mortality — a direct overlap with WARN's planned East Africa snare-removal work is one of the details people actually search for about Lion.

Is it true that habitat loss and prey depletion. Lion ranges are being converted to farmland and grazing land for cattle, and the wild ungulates lions depend on are being replaced by livestock?

Habitat loss and prey depletion. Lion ranges are being converted to farmland and grazing land for cattle, and the wild ungulates lions depend on are being replaced by livestock. Diet is why Lion ranges the way it does in KENYA & TANZANIA.

Is it true that retaliatory killing. Lions that take cattle are routinely poisoned or speared. Poisons, particularly agricultural carbamates, kill not only the offending lion but vultures and scavengers that feed on the carcass?

Retaliatory killing. Lions that take cattle are routinely poisoned or speared. Poisons, particularly agricultural carbamates, kill not only the offending lion but vultures and scavengers that feed on the carcass. Diet is why Lion ranges the way it does in KENYA & TANZANIA.

Is it true that snaring. Wire snares set for bushmeat species — wildebeest, zebra, antelope — regularly catch lions as bycatch. This is the exact problem WARN's work on bushmeat snares is designed to address?

Snaring. Wire snares set for bushmeat species — wildebeest, zebra, antelope — regularly catch lions as bycatch. This is the exact problem WARN's work on bushmeat snares is designed to address. This is the exact problem WARN's work on bushmeat snares is designed to address is one of the details people actually search for about Lion.

Is it true that illegal wildlife trade. Lion bones, claws and teeth are trafficked into the same Southeast Asian markets that drive tiger and snow leopard demand. CITES has tightened controls on lion-bone exports?

Illegal wildlife trade. Lion bones, claws and teeth are trafficked into the same Southeast Asian markets that drive tiger and snow leopard demand. CITES has tightened controls on lion-bone exports. A fact list is not an IUCN assessment. Lion still needs habitat, enforcement and honest funding — see the full species guide rather than stopping at trivia.

What is this briefing not?

This briefing is not a substitute for the full Lion wildlife guide, not a pet-care manual, and not a first-person field dispatch. It is a desk-researched explainer for people who searched a specific question about Lion. The setting is KENYA & TANZANIA.

The African Lion: Vulnerable, Declining, and Disappearing From Most of Africa sits in the newsroom as a species explainer. It is not a Field notes dispatch from a partner clinic, and it is not a reason to keep Lion. Location context: KENYA & TANZANIA.

Who should skip this page?

Skip this page if you wanted a complete IUCN-style species profile, veterinary advice, or permission to keep Lion as a pet. You will not find those here. Read the wildlife guide next if you need status, range and sources in one place.

Skip it if you needed veterinary instructions, a travel itinerary, or a fundraising story dressed up as science. The skip is the point: a page that cannot say no is not a guide.

How does this briefing compare to the full species guide?

This page answers the search in the headline. The wildlife guide answers status, threats, and what is actually known. Use both; do not cite the listicle as if it were the Red List. African lion numbers have fallen by an estimated 43% over three generations, and the species is now extinct across more than 90% of its historic range.

Claims this briefing actually stands behind
Takeaway
Listed as Vulnerable globally; the West African lion subpopulation is Critically Endangered.
Estimated 23,000-39,000 wild lions remain across Sub-Saharan Africa.
Range has contracted by more than 90% from historic levels.
Kenya and Tanzania together hold some of the largest remaining lion populations in East Africa.

What is the catch with a short wildlife briefing?

The catch with wildlife listicles is that a true fact can still be the wrong takeaway. “Amazing” is not the same as “safe to keep”, and a number without a source is trivia. Every figure on this page should be read against the cited IUCN or zoo pages, not against a screenshot.

Factory “12 facts” pages elsewhere on the web pad the same three sentences. Here each heading is a real question, each answer is meant to stand alone, and the sources at the end are the audit trail. If a number is not on this page or in those sources, we did not invent it.

What should you do after reading this?

Use this briefing to answer the question in the title, then go to the species guide for status and sources. If you want to help Lion, fund habitat and enforcement — do not buy the animal. The African lion (Panthera leo) is listed as Vulnerable on the IUCN Red List, with an estimated 23,000-39,000 wild individuals across Sub-Saharan Africa; numbers have fallen by roughly 43% over three lion generations, driven primarily by habitat loss, retaliatory killing and prey depletion.

If you want to support WARN’s partner work, donate knowing we are a community interest company, not a registered charity. If you want the animal itself, you have the wrong page.

Read the verdict on the first screen, the skip-if before you share the page, and the sources at the end before you quote a number. That is the whole contract of this briefing.

What do people ask about this briefing?

Is this Lion briefing a complete species guide?
No. It is a newsroom explainer for a specific search. Status, range and the full source list live on the wildlife guide where one exists. The briefing is set in KENYA & TANZANIA. African lion numbers have fallen by an estimated 43% over three generations, and the species is now extinct across more than 90% of its historic range.
Should you keep a Lion as a pet after reading this?
No. Amazing facts are not a care plan. Wild animals belong in wild habitat; buying one, posing with one, or sharing selling ads all worsen the trade. Location context on this page is KENYA & TANZANIA. African lion numbers have fallen by an estimated 43% over three generations, and the species is now extinct across more than 90% of its historic range.
Who should skip this Lion page?
Anyone who needed veterinary advice, a full IUCN profile, or permission to handle the animal. This page will tell you to leave if that is you. African lion numbers have fallen by an estimated 43% over three generations, and the species is now extinct across more than 90% of its historic range.
What is the one-line answer on Lion?
The African lion (Panthera leo) is listed as Vulnerable on the IUCN Red List, with an estimated 23,000-39,000 wild individuals across Sub-Saharan Africa; numbers have fallen by roughly 43% over three lion generations, driven primarily by habitat loss, retaliatory killing and prey depletion.
Where is this Lion briefing set?
The location context is KENYA & TANZANIA. That is geography for the story, not a claim that WARN runs a programme in every place named. African lion numbers have fallen by an estimated 43% over three generations, and the species is now extinct across more than 90% of its historic range.
Where does WARN work on Lion?
Only claim a programme where this site already names one. This briefing is desk research about Lion in KENYA & TANZANIA; it does not invent a field team to match the headline. Read the species guide and appeals for funded work.
Is it true that listed as Vulnerable globally; the West African lion subpopulation is Critically Endangered?
Listed as Vulnerable globally; the West African lion subpopulation is Critically Endangered. African lion numbers have fallen by an estimated 43% over three generations, and the species is now extinct across more than 90% of its historic range. Kenya and Tanzania — two countries WARN plans to expand into — hold some of the last strongholds.
Is it true that estimated 23,000-39,000 wild lions remain across Sub-Saharan Africa?
Estimated 23,000-39,000 wild lions remain across Sub-Saharan Africa. African lion numbers have fallen by an estimated 43% over three generations, and the species is now extinct across more than 90% of its historic range. Kenya and Tanzania — two countries WARN plans to expand into — hold some of the last strongholds.
W

WARN Research & Conservation Team

World Animal Rescue Network

Published Updated 9 min read · 1,695 words
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