Educational Science

Guapo, a 5-year-old male jaguar, leaps across the pond in his habitat at the San Diego Zoo Thursday (May 26). Following close behind is a 3-year-old female, Nindiri, who has been known to follow Guapo around wherever he goes in the exhibit. Jaguars are solitary animals but this pair was...

Jaguars vs. Ranchers: Livestock Attacks Spur Poisoning Threat

FORTALEZA, Brazil Ranchers in the Brazilian Amazon are threatening to poison jaguars and pumas attacking their livestock, after the elusive big cats' habitat was destroyed by a nearby dam. The farmers in Rondônia state say the big cats have invaded their properties since construction began on Jirau dam, one of...

El Jefe (Image credit: Conservation CATalyst & the Center for Biological Diversity)El Jefe, the only known jaguar in the United States, has been in southern Arizona for at least three years. The male jaguar dispersed from the nearest jaguar breeding population in Mexico's Sonora state and has made his territory...

Jaguar Photographed Visiting Island in Panama Canal

A jaguar has been photographed on a research island in a man-made lake that links up the locks of the Panama Canal, surprising biologists there. In fact, the image is the first picture taken of this large, carnivorous cat in the field station's 86-year history, the scientists said. As part...

Jaguar Cub Finally Sets Paws Outside

A young male jaguar peeks at the outdoors as his mother stands by in this photo released yesterday (June 19) by the San Diego Zoo. At more than a month old, the male and female jaguar cubs born to mother Nindiri are ready to spend some time in their large...

New 'Jaguar' Catfish Found in Amazon

In a previously unexplored area of the Amazon rain forest, scientists have discovered a new species of catfish swimming in a tributary to the great Amazon River. The fish was found during a series of expeditions to explore the biodiversity of the rain forests of the northern margin of the...

Jaguar Cub Tempts Mom to Play

A jaguar cub bats at his full grown mother playfully while she stands protectively over him. The mother jaguar, named Nindiri, brought her two cubs out of their den for the first time last week. For the last two months, the young cubs, who were born April 26, have been...