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Wildlife Encyclopedia Entry 1782894667

** The **Quokka** (Setonix brachyurus) is a small wallaby native to Western Australia, renowned for its friendly smile and unique social behavior. **CONTENT:** ### Overview The Quokka is a small, herbivorous marsupial that inhabits the southwestern region of Western Australia, particularly on Rottnest Island and surrounding areas. This adorable creature has become an iconic symbol of the region, attracting tourists and wildlife enthusiasts from around the world. Quokkas are known for their friendly demeanor, often approaching humans for selfies and interactions. Their smile, which has been dubbed the "world's happiest animal," has made them a beloved and recognizable species. Quokkas are relatively small, with adults reaching a height of approximately 16-20 inches (40-50 cm) and weighing between 5-9 pounds (2.3-4 kg). They have a stocky build, with a rounded body and a short, stubby tail. Their fur is a mix of brown and gray, with a distinctive white stripe running along their back. Quokkas are herbivores, feeding on a variety of plants, including leaves, grasses, and fruits. ### History/Background The Quokka has a long history in Western Australia, with fossil evidence dating back to the Pleistocene era. The species was first described by British naturalist George Robert Gray in 1837. Quokkas were once found throughout the southwestern region of Western Australia, but their population declined significantly due to habitat destruction, hunting, and the introduction of invasive species such as cats and foxes. Conservation efforts have since been implemented to protect the Quokka and its habitat. ### Key Information * **Habitat:** Quokkas inhabit the southwestern region of Western Australia, particularly on Rottnest Island and surrounding areas. * **Diet:** Quokkas are herbivores, feeding on a variety of plants, including leaves, grasses, and fruits. * **Behavior:** Quokkas are social animals, often living in small groups and interacting with each other through a series of clicks and whistles. * **Conservation Status:** Quokkas are listed as vulnerable on the IUCN Red List, due to habitat loss and fragmentation, as well as the impact of invasive species. * **Reproduction:** Quokkas breed throughout the year, with females giving birth to a single joey after a gestation period of approximately 28 days. ### Significance The Quokka is an important species in Western Australia, both culturally and ecologically. As a symbol of the region, Quokkas attract tourists and promote conservation efforts. Their unique social behavior and friendly demeanor have made them a beloved species, inspiring research and conservation initiatives. The Quokka's vulnerability to habitat loss and invasive species highlights the need for continued conservation efforts to protect this iconic species and its habitat. **INFOBOX:** - **Name:** Quokka (Setonix brachyurus) - **Type:** Marsupial - **Date:** 1837 (first described by George Robert Gray) - **Location:** Western Australia, particularly on Rottnest Island and surrounding areas - **Known For:** Friendly demeanor and unique social behavior **TAGS:** Quokka, Marsupial, Western Australia, Rottnest Island, Conservation, Wildlife, Endangered Species, Habitat Loss, Invasive Species.