🧬 The Felid Wiki — 3,000 research summaries

This genomic study sequenced multiple Panthera species and found pervasive evidence that gene flow between lineages, not just simple branching, shaped big cat evolution. The authors detected introgres…

Figueiro HV, Li G, Trindade FJ, et al. · Science Advances · 2017

This study combined ancient and modern mitochondrial DNA to reconstruct the lion's maternal history, including extinct populations such as the Barbary and Cape lions. The authors used a spatially expl…

Barnett R, Yamaguchi N, Shapiro B, et al. · BMC Evolutionary Biology · 2014

An early molecular study of the big cats that used mitochondrial 12S rRNA and cytochrome b sequences to probe relationships within the Panthera group. This work was among the first to apply DNA sequen…

Janczewski DN, Modi WS, Stephens JC, O'Brien SJ · Molecular Biology and Evolution · 1995

This study used genome-scale data to reconstruct felid relationships and uncovered widespread evidence that hybridization shaped cat evolution. By comparing many independent genomic regions, the autho…

Li G, Davis BW, Eizirik E, Murphy WJ · Genome Research · 2016

This study used mitochondrial and nuclear markers across the lion's range to map genetic structure and found a deep division between northern lions (West and Central Africa plus Asia) and southern lio…

Bertola LD, Jongbloed H, van der Gaag KJ, et al. · Scientific Reports · 2016

This study analyzed mitochondrial and microsatellite variation across the jaguar's range from Mexico to Argentina and found relatively shallow genetic structure with no support for the many traditiona…

Eizirik E, Kim JH, Menotti-Raymond M, et al. · Molecular Ecology · 2001

This study analyzed mitochondrial and microsatellite markers from tigers across their range and provided the first comprehensive molecular framework supporting multiple traditional subspecies. The aut…

Luo SJ, Kim JH, Johnson WE, et al. · PLoS Biology · 2004

This study argued that tigers are best treated as just two subspecies, a continental form and a Sunda-island form, rather than the traditional six or nine. Reanalyzing morphological, ecological, molec…

Wilting A, Courtiol A, Christiansen P, et al. · Science Advances · 2015

Genomic studies have revealed that cat evolution is not a clean branching tree but a network shaped by repeated hybridization. This overview synthesizes evidence that lineages within Panthera and else…

Molecular studies consistently show that African leopards, despite occupying a vast and varied continent, harbor relatively shallow genetic structure compared with the deep splits separating Asian for…

The Indian subcontinent hosts two recognized leopard subspecies, the Indian leopard of the mainland and the Sri Lankan leopard isolated on its island. This overview examines the evidence distinguishin…

The redrawing of lion subspecies along a north-south axis has direct regulatory consequences under CITES and the Red List. This overview explains how the recognition of the northern subspecies Panther…

The Amur leopard of the Russian Far East and northeast China is one of the rarest cats on Earth and a clearly recognized subspecies, Panthera pardus orientalis. This overview reviews the genetic and m…

The critically endangered Arabian leopard, Panthera pardus nimr, is the smallest leopard subspecies and survives in tiny, fragmented populations on the Arabian Peninsula. This overview examines its ta…

The Javan leopard, Panthera pardus melas, is an isolated and threatened population restricted to the island of Java, frequently melanistic. This overview reviews evidence for its status as a distinct…

The Persian or Caucasian leopard, the largest leopard subspecies, ranges across the Caucasus, Iran, and Central Asia and is recognized as Panthera pardus tulliana following nomenclatural review. This…

The Pleistocene cave lion was a widespread Eurasian and Beringian predator, and ancient DNA has clarified how it relates to living lions. This overview summarizes genetic evidence that the cave lion,…

Molecular phylogenetics partitions all living cats into eight monophyletic lineages, a framework that now organizes felid taxonomy. This overview names and characterizes them: the Panthera lineage (bi…

The Asiatic lion of India's Gir Forest is the last surviving lion population in Asia and has long been treated as a distinct subspecies, Panthera leo persica. This overview examines its genetic status…

Across the late 19th and early 20th centuries, naturalists named dozens of felid subspecies using trinomials, often from a single skin, skull, or locality. This overview traces that era, when type spe…

The Cape lion of southern Africa, extinct since the 19th century and noted for its dark mane, was once thought to be a distinct subspecies. This overview reviews genetic studies of museum specimens th…

The Sunda islands once held three tiger populations, of which only the Sumatran survives; the Bali and Javan tigers are extinct. This overview examines how these island forms figure in tiger taxonomy.…

The jaguar, the only Panthera species in the Americas, occupies an informative position in big cat phylogeny. This overview explains how molecular data place the jaguar within the genus Panthera, clos…

The snow leopard's relationships within the big cats were long uncertain, with some classifications isolating it in its own genus, Uncia. This overview explains how molecular phylogenetics resolved it…

Clouded leopards occupy a pivotal position as the sister group to the other big cats within the subfamily Pantherinae. This overview explains how molecular phylogenies consistently place the genus Neo…

Sequencing the snow leopard genome alongside those of the tiger and lion advanced both big cat phylogenetics and the study of high-altitude adaptation. This overview surveys how the snow leopard genom…

The South China tiger, historically regarded as the stem population from which other tigers radiated, is functionally extinct in the wild and survives only in captivity. This overview examines its tax…

Modern classifications divide living cats into two subfamilies: Pantherinae (the roaring and big cats plus clouded leopards) and Felinae (most small and medium cats). This overview explains how that s…

Modern lion taxonomy recognizes two subspecies divided by a north-south axis rather than the old African-Asian split. This overview explains the arrangement: Panthera leo leo covers North, West, and C…

Every scientific cat name is anchored to a type specimen and governed by the rules of zoological nomenclature, which determine priority and validity. This overview explains how type skins and skulls i…