🧬 The Felid Wiki — 3,000 research summaries

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…

This overview examines the hypothesis that the Tibetan Plateau and surrounding high-altitude Central Asia served as a cradle for the evolution of big cats and other cold-adapted carnivores. The discov…

This overview describes a pair of cave lion cubs, often referred to as Uyan and Dina, recovered from Siberian permafrost and among the first such mummified Panthera spelaea young to attract wide scien…

This overview examines the vast geographic range of the cave lion, which spread across northern Eurasia and into Beringia and parts of northwestern North America during the Pleistocene. This enormous…

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,…

This overview examines the long-running debate over what the American lion, Panthera atrox, actually was. Since its description from Pleistocene North America, researchers have variously regarded it a…

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…

Modern cats are divided into eight monophyletic lineages: the Panthera lineage (lions, tigers, leopards, jaguars, snow leopards, clouded leopards), the bay cat lineage, the caracal lineage, the ocelot…

The ability to roar distinguishes the genus Panthera and is tied to specialized anatomy of the larynx and a flexible hyoid apparatus, while smaller cats purr instead. This overview surveys the anatomi…

This overview surveys the fossil record of the jaguar lineage and its spread into the Americas. The jaguar, Panthera onca, traces its origins to Old World pantherines whose descendants crossed into No…

This overview surveys the fossil evidence for the evolution of the tiger, Panthera tigris, centred on Asia where the species and its relatives arose. Early forms such as the Pliocene Panthera zdanskyi…

This overview surveys the fossil history of the leopard, Panthera pardus, one of the most widely distributed living big cats. Fossils document the leopard's presence across Africa and Eurasia through…

This overview describes two remarkably preserved cave lion cubs, nicknamed Sparta and Boris, recovered from the permafrost of Yakutia in northeastern Siberia. Frozen for tens of thousands of years, th…

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 classic division between cats that roar and cats that purr was long tied to the hyoid apparatus, and this overview reviews this anatomy and the nuance behind it. The roaring big cats of the genus…

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…

This overview surveys evidence on where and when the Panthera lineage, the genus that includes lions, tigers, leopards, jaguars, and snow leopards, first arose. Molecular phylogenies place the diverge…

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…

The snow leopard belongs to the roaring lineage yet does not roar, and this overview reviews this exception and what it reveals. Although a member of Panthera, the snow leopard lacks the fully develop…

This overview surveys the evolutionary placement of the snow leopard within the big-cat genus Panthera and its relevance to fossil studies. Once isolated in its own genus, the snow leopard is now firm…

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…

This overview reviews evidence on when and why the cave lion disappeared, with the latest well-dated records indicating survival into the terminal Pleistocene before extinction roughly fourteen thousa…

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…