(1) In size and marking it looks very much like a leopard, although the jaguar is the much heavier animal, weighing up to 34 kg.(2) The big cats you find outside Africa include tiger, jaguar , leopard, cougar and Iberian lynx.(3) Both leopards and jaguars have a similar brownish yellow base fur colour, which is distinctively marked with dark rosette markings.(4) We had reached Mexico's Calakmul Biosphere Reserve, home to jaguarundis, ocelots, margays, pumas, and jaguars .(5) In the event that it decides to develop the area, there will be serious risks to the health and long-term survival of the region which is home to jaguars , pumas, tapirs and many more endangered species.