Octodon

Octodon is a genus of South American rodents in the family Octodontidae. Its best-known species, the degu (Octodon degus), is native to central Chile.

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Octodontidae: Octodontidae is a family of hystricognath rodents native to South America. Octodon is one of the family’s genera.
Degu as a model organism: The degu is a laboratory animal used to study physiological and behavioral traits relevant to human biology. Research on this Octodon species connects the genus to experimental biology.
Central Chile: Central Chile is a temperate region between the Atacama Desert and the Araucanía, with a Mediterranean climate. Its scrublands and woodlands are the native range of the degu.
Octodon bridgesi: Octodon bridgesi is a species of octodontid rodent native to parts of Chile and Argentina. It is a less familiar living member of Octodon besides the degu.
Degu: The degu (Octodon degus) is a social, diurnal rodent native to central Chile. It is the best-known living species in Octodon.
Degu diabetes: Degu diabetes is a metabolic disorder studied in captive degus, which can develop impaired glucose regulation. The degu’s unusual glucose physiology has drawn biomedical interest.
Matorral chileno: Matorral chileno is Chile’s Mediterranean-type shrubland ecosystem, shaped by seasonal drought and fire. This ecosystem includes habitats occupied by Octodon degus.
Octodon lunatus: Octodon lunatus is a Chilean octodontid rodent known as the moon-toothed degu. Its restricted coastal range contrasts with the better-known degu’s broader distribution.
Hystricognathi: Hystricognathi is a rodent infraorder characterized by distinctive jaw-muscle attachment and skull anatomy. Octodontids belong to this major rodent lineage.
Circadian rhythm: A circadian rhythm is an approximately 24-hour cycle in an organism’s physiology or behavior. Degu studies have helped investigate daily rhythms in a diurnal rodent.