Cats in the United States the appearance of humans in the Americas. Some prehistoric animals referred to as "saber-toothed cats" were in fact marsupials and not cats at all, but called such because of their resemblance to true felines with large canine teeth. Two main species of big cat currently inhabit the United States. One is the jaguar ("Panthera onca"), which is related to many species of big cat found on other continents and can be found in the southwestern US and as far south as northern Argentina. The other, the cougar ("Puma concolor"), which is also known as the puma or mountain lion, is
Big Cat Diary and in 2006, a spin-off series called "Big Cat Uncut" was broadcast on BBC Three immediately after the BBC One episodes. On 5 October 2008, the series returned to British television screens as "Big Cat Live", the BBC Natural History Unit's most ambitious live international broadcast. Host Kate Silverton and local Maasai guide Jackson Looseyia joined regular presenters King and Scott for two weeks of nightly live programmes on BBC One. Additional broadcast content included "Little Big Cat" on CBeebies and "Big Cat Raw", a webcast hosted on BBC Online. An update programme with highlights was shown at Christmas 2008.