Quokka
Small macropod known for its approachability and vulnerable status.
The quokka (Setonix brachyurus) is a small macropod about the size of a domestic cat, and the only member of the genus Setonix. It is herbivorous and mainly nocturnal, inhabiting a small area of southwestern Australia, particularly Rottnest Island and Bald Island, with scattered mainland populations. Known for its apparent friendliness toward humans, the quokka is classified as vulnerable due to habitat loss, introduced predators, and environmental changes.
- scientific_name
- Setonix brachyurus
- average_weight
- 2.5 to 5.0 kg
- average_length
- 40 to 54 cm (tail 25–30 cm)
- average_lifespan
- 10 years
- diet
- Herbivorous (grasses, sedges, leaves, Guichenotia ledifolia)
- conservation_status
- Vulnerable (IUCN)
Lore & Background
The name 'quokka' derives from a Noongar word, likely gwaga or gawaga; the Noongar people also refer to them as 'ban-gup' or 'bungeup'. Quokkas have a promiscuous mating system. After a month of gestation, females give birth to a single joey, which lives in the pouch for six months and is fully weaned around eight months. Females can give birth twice a year and produce about 17 joeys over their lifespan. When pursued by a predator, a mother may drop her joey, whose noises may attract the predator while she escapes. On Rottnest Island, quokkas are abundant and occupy various habitats, from semiarid scrub to cultivated gardens. They sleep during the day in prickly Acanthocarpus preissii plants for protection. Despite their approachability, feeding them human food is discouraged as it can cause dehydration and malnourishment. An infringement notice carrying a $300 fine can be issued for handling or feeding them.
Reader's Guide
The quokka is significant as a charismatic marsupial endemic to a small region of southwestern Australia, serving as a flagship species for conservation in the area. Its vulnerability highlights the impact of introduced predators such as red foxes, cats, and dogs, as well as habitat destruction from logging, agriculture, and housing expansion. The species saw its most significant decline from the 1930s to the 1990s, with mainland distribution reduced by over half. The quokka's legacy includes its role in the naming of Rottnest Island and its status as a protected species under IUCN criteria. Conservation efforts focus on preserving habitat, controlling invasive species, and mitigating bushfire risks, as quokkas have a slow recovery rate after fires.
Did You Know?
- The quokka is the only member of the genus Setonix.
- A female quokka may drop her joey when pursued by a predator; the joey's noises may attract the predator while the mother escapes.
- Quokkas chew their cud, similar to cows.
Frequently Asked Questions
Who is Quokka?
Quokka is a small macropod roughly the size of a house cat and the sole surviving species in the genus Setonix. It sits within the kangaroo and wallaby family but is far more compact and cat-sized than its larger relatives.
What are Quokka's powers or ecological role?
Quokka is a strictly herbivorous grazer that keeps grasses, sedges, and leafy vegetation in balance across its habitat. It is mainly nocturnal, resting through the day and emerging at dusk to forage.
How does Quokka's story end?
Quokka is currently listed as Vulnerable on the IUCN Red List, with its numbers squeezed by habitat loss, introduced predators such as cats and foxes, and broader environmental shifts. Its long-term survival hinges on protecting the limited pockets of suitable habitat it still occupies.
Why is Quokka important to the marsupial world?
As the only extant member of its genus, Quokka represents an irreplaceable branch of macropod diversity in southwestern Australia. Its well-known tolerance of human presence also makes it a powerful ambassador for conservation messaging and ecotourism.
Where does Quokka live?
Quokka is restricted to a small region of southwestern Australia, with its most celebrated populations on Rottnest Island and Bald Island. Scattered mainland groups also persist, but the species has never been recorded anywhere else on Earth.
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