World has lost one-third of its forests over 10,000 years. Half of global forest loss occurred between 8,000 BCE and 1900. Deforestation peaked in 1980s, reaching 150 million hectares
Gorillas are the largest apes, sharing common ancestor with humans 10 million years ago. Two species and four subspecies exist in tropical forests of equatorial Africa. Males reach 1.7m height and 135-220kg weight, females 1.5m and 70-90kg
Sloths are tree-dwelling mammals found in South and Central America's tropical forests. They have long legs, stumpy tails, and round heads with inconspicuous ears. Sloths are slow-moving, good swimmers, and generally nocturnal. They have color vision but poor eyesight and hearing, relying on touch
Tropical rainforests occur between 10° north and south of Equator. Characterized by high temperatures exceeding 18°C monthly. Annual rainfall ranges from 1,750 to 3,000 mm
Gibbons are small apes in family Hylobatidae, living in tropical forests. They differ from great apes in size, sexual dimorphism, and lack of nesting. Can swing up to 15m at 55km/h and make leaps up to 8m. Fur color varies from dark to light brown, with white markings
Liana is a woody vine climbing trees for sunlight. Found in tropical moist broadleaf forests, temperate rainforests, and deciduous forests. Some species reach lengths up to 600 meters, including Bauhinia sp