Selevinia

Selevinia is a genus of rodents found in Central Asia. It contains a single living species, Selevinia petterae, commonly known as the Pallas's long-eared jerboa or the desert jerboa. This small mammal is characterized by its disproportionately large ears, long hind legs adapted for saltatorial locomotion, and a long tail tufted at the end, which aids in balance during leaps. Its fur is typically sandy-colored, providing camouflage in its arid habitat.

The Pallas's long-eared jerboa inhabits sandy deserts and semi-deserts, particularly in regions spanning Kazakhstan, Uzbekistan, Turkmenistan, and parts of Iran and Russia. They are primarily nocturnal and crepuscular, spending the daylight hours in burrows dug into the sand. Their diet consists mainly of insects, seeds, and small invertebrates, which they forage for on the desert floor.

Reproduction in Selevinia petterae is thought to be opportunistic, triggered by periods of rainfall that lead to increased insect availability. Gestation periods and litter sizes are not extensively documented but are believed to be adapted to the harsh desert environment. The species is relatively solitary, with individuals typically only interacting for mating purposes.

The conservation status of Selevinia petterae is listed as Least Concern by the IUCN, indicating that the species is not currently facing significant threats. However, like many desert dwellers, it is susceptible to habitat degradation and changes in climate. Research on Selevinia petterae is ongoing to better understand its ecological role and specific adaptations to its extreme environment.