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🧬 The Felid Wiki — 3,000 research summaries
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456 summaries on tiger
Prevalence and determinants of stereotypic behaviours and physiological stress among tigers and leopards in Indian zoos
PaperVaz, Narayan and colleagues surveyed tigers and leopards across multiple Indian zoos, combining behavioural observation of pacing with non-invasive faecal cortisol measurement. They found substantial…
Vaz J, Narayan EJ, Dileep Kumar R, Thenmozhi K, Thiyagesan K, Baskaran N · PLoS ONE · 2017
Prey preferences of the tiger (Panthera tigris)
PaperExtending the prey-preference framework to Asia's largest cat, Hayward and colleagues compiled tiger kill records across the species' range and weighted them against prey availability. Tigers showed a…
Hayward, M.W., Jedrzejewski, W. & Jedrzejewska, B. · Journal of Zoology · 2012
Prey selection by tiger, leopard and dhole in tropical forests
PaperA landmark study of intraguild prey partitioning in India's Nagarahole reserve, combining prey censuses with predator kill records to test how three sympatric large carnivores divide a shared ungulate…
Karanth, K.U. & Sunquist, M.E. · Journal of Animal Ecology · 1995
Program SPACECAP: software for estimating animal density using spatially explicit capture-recapture
PaperGopalaswamy and colleagues released SPACECAP, free software implementing Bayesian spatially explicit capture-recapture specifically to make modern density estimation accessible to camera-trap practiti…
Arjun M. Gopalaswamy, J. Andrew Royle, James E. Hines, Pallavi Singh, Devcharan Jathanna, et al. · Methods in Ecology and Evolution · 2012
Pseudogenization of a sweet-receptor gene accounts for cats' indifference to sugar
PaperThis landmark genetic study explained the long-noted fact that cats show little interest in sweet foods. The researchers found that cats carry a defective, non-functional version of Tas1r2, one of the…
Xia Li, Weihua Li, Hong Wang, et al. · PLoS Genetics · 2005
Research overview: Amur tiger conflict with people in the Russian Far East
OverviewThis overview reviews human-tiger conflict involving Amur (Siberian) tigers in the Russian Far East and northeast China, a low-density, cold-forest population. It synthesises studies of livestock and…
Research overview: Amur tiger conservation in the Russian Far East
OverviewThe Amur tiger of the Russian Far East and northeast China recovered from near-extinction in the mid-twentieth century to a stable population spread across vast temperate forests. This overview survey…
Research overview: Amur tiger dispersal and range recovery
OverviewThis overview synthesizes telemetry research on Amur, or Siberian, tigers in the Russian Far East, where GPS collars have revealed enormous home ranges, long movements through snow-bound boreal forest…
Research overview: Amur tiger habitat and climate change in temperate forests
OverviewThe Amur tiger inhabits the temperate and boreal forests of the Russian Far East and northeast China, a very different climate context from tropical tiger populations. This overview surveys how climat…
Research overview: Amur tiger home ranges in the Russian Far East
OverviewAmur tigers inhabit the cold temperate forests of the Russian Far East, where low prey density forces them to range over enormous areas. This overview reviews radio-telemetry and GPS studies showing t…
Research overview: Amur tiger movement ecology in the Russian Far East
OverviewThis overview synthesizes decades of telemetry on Amur tigers in the temperate forests of the Russian Far East, where long-term collaring programs have revealed enormous home ranges, seasonal movement…
Research overview: GIS incident databases and conflict surveillance systems
OverviewThis overview reviews the development of geographic information system (GIS) databases and surveillance systems that systematically record big-cat conflict incidents for analysis and management. It sy…
Research overview: GPS fix-rate versus battery-life trade-offs in big-cat collars
OverviewEvery GPS collar embodies a compromise: more frequent fixes reveal finer movement detail but drain the battery faster, shortening the tracking period. This overview examines how researchers schedule f…
Research overview: GnRH agonist implants for reproductive suppression in felids
OverviewGonadotropin-releasing hormone agonist implants offer a reversible method of suppressing reproduction in cats by downregulating the reproductive axis after an initial stimulation. This overview survey…
Research overview: IUCN guidance on human-wildlife conflict and coexistence
OverviewThis overview synthesises the international guidance developed under the IUCN's human-wildlife conflict and coexistence efforts, which distil principles and good practice for managing conflict involvi…
Research overview: India's Project Tiger and the reserve network
OverviewThis overview examines the science and management history of India's Project Tiger, launched in 1973, and the expanding network of tiger reserves it created. Researchers have studied how core-buffer z…
Research overview: India's national tiger camera-trap assessment
OverviewIndia conducts one of the world's largest wildlife monitoring exercises, a periodic national tiger assessment that combines landscape-scale occupancy surveys with intensive camera trapping to estimate…
Research overview: One Welfare, staff wellbeing and the human dimension of felid care
OverviewThe One Welfare concept recognises that animal welfare, human wellbeing and the environment are interconnected, a framing increasingly applied to those who care for captive cats. This overview surveys…
Research overview: SARS-CoV-2 spillback to captive big cats in zoos worldwide
OverviewFollowing the Bronx Zoo tigers, SARS-CoV-2 infections were confirmed in big cats at zoos and sanctuaries across multiple countries, including additional tigers, lions, snow leopards, pumas and others.…
Research overview: SMART patrolling in tiger reserves
OverviewThe Spatial Monitoring and Reporting Tool, known as SMART, is widely deployed in tiger reserves to make ranger patrols data-driven. This overview surveys research evaluating how recording patrol route…
Research overview: Southeast Asian tiger range collapse and habitat drivers
OverviewTiger range across Southeast Asia has collapsed dramatically, with several countries losing breeding populations to deforestation, infrastructure, and hunting. This overview surveys the regional patte…
Research overview: Sundarbans tigers and sea-level rise
OverviewThe mangrove forests of the Sundarbans, shared by India and Bangladesh, support a unique tiger population adapted to a tidal, saline, swimming-intensive environment. This overview surveys research on…
Research overview: abnormal repetitive behaviours in cats beyond pacing
OverviewWhile pacing dominates discussion of felid stereotypy, captive cats display a range of other abnormal repetitive behaviours that signal welfare problems. This overview surveys these: route-tracing and…
Research overview: accreditation and standards for big-cat sanctuaries
OverviewGenuine sanctuaries provide lifetime care for rescued big cats without breeding, commercial public contact or trade, distinguishing themselves from roadside attractions through formal standards. This…
Research overview: activity patterns and temporal niche of tigers
OverviewTigers are largely crepuscular and nocturnal, though their activity shifts with prey, temperature, and human presence. This overview synthesizes camera-trap and telemetry studies showing peaks of move…
Research overview: age at independence in tiger cubs
OverviewTiger cubs remain with their mother for an extended period, learning to hunt before dispersing to establish their own ranges. This overview surveys data on the age at which young tigers become indepen…
Research overview: agency, choice and control as welfare requirements for captive cats
OverviewA growing body of welfare thinking holds that giving animals control over their environment, the ability to make choices and influence outcomes, is itself a key contributor to good welfare. This overv…
Research overview: agricultural frontiers and the squeeze on cat habitat
OverviewExpanding agricultural frontiers, soy and cattle in South America, oil palm in Southeast Asia, smallholder farming in Africa and Asia, are among the largest drivers of habitat loss for wild cats. This…
Research overview: alpha-2 antagonist reversal in felid anesthesia
OverviewAtipamezole, an alpha-2 adrenergic antagonist, reverses the sedative and immobilizing effects of medetomidine and dexmedetomidine, allowing controlled and rapid recovery from anesthetic protocols that…
Research overview: anaesthesia, immobilisation and welfare risk in captive big cats
OverviewChemical immobilisation is sometimes unavoidable for examining or treating large carnivores, but it carries welfare and mortality risks and is itself stressful. This overview surveys the welfare consi…