Intelligent, agile , fierce but loving and caring, when appropriate, leopards are fascinating animals that are constantly specialists to study. Leopard is a carnivorous mammal of the genus Panthera . It is one of the largest feline . Leopards are very agile , nocturnal, with well-developed senses and adapts very easily in almost any environment . The weight of a male leopard can reach up to 90 kg , while the female does not exceed 50 kg. Body length is up to 2 m . Their color ranges from yellow – orange with black spots to blacks . Animals are quite long-lived , living and 25 years.