Cat family gets a new Bolivian member after over a century, Pg II

Key Highlights:

• A new wild cat species, Leopardus tilcayo, has been formally identified in Bolivia's Yungas cloud forest, marking the first such discovery in over a century.
• The cat, locally known as Tilcayo, measures approximately 46 cm long and weighs about 1.4 kg, making it smaller than an average domestic cat.
• The discovery was made through genetic analysis by a team including Paola Nogales-Ascarrunz and Jonas Lescroart, with findings published on September 17, 2026, in the journal Current Biology.
• This research revealed that the broader group of tiger cats, previously considered one or two species, actually comprises five genetically distinct species.
• A new tiger cat subspecies, Leopardus tigrinus antisuyo, was also identified in Peru's Yungas region.

Detailed Insights:

• The initial observation of the Leopardus tilcayo occurred at the Senda Verde Wildlife Sanctuary in Bolivia, where a cat with unusual characteristics was housed.
• Genetic data confirmed that the Leopardus tilcayo lineage diverged from other tiger cats approximately 1.4 million years ago.
• The study involved analyzing DNA from 38 cats across several South American countries, including historical museum specimens.
• The reclassification of tiger cats into five distinct species highlights the need for individual conservation assessments, as smaller populations for each species may lead to a higher risk status.
• Tiger cats are currently listed as "vulnerable" on the IUCN Red List, but the new findings could lead to some species, like Leopardus tilcayo, being reclassified as endangered.
• The Yungas forest is a critical, biodiverse ecosystem located on the eastern slopes of the Andes, characterized by high humidity and cloud cover.

Scientific/Technical Concepts Involved:

• Cryptic species: Organisms that are morphologically very similar or identical but are genetically distinct and reproductively isolated.
• Genetic analysis: The process of examining DNA to identify species, understand evolutionary relationships, and determine genetic distinctiveness.
• IUCN Red List: The world's most comprehensive inventory of the global conservation status of biological species.
• Leopardus genus: A genus of small to medium-sized wild cats native to the Americas, including ocelots, margays, and tiger cats.