Flying squirrel - Wikipedia Flying squirrels are able to steer and exert control over their glide path with their limbs and tail Molecular studies have shown that flying squirrels are monophyletic (having a common ancestor with no non-flying descendants) and originated some 18–20 million years ago
Brief History of the New World Flying Squirrels: Phylogeny . . . The emerging synthesis of flying squirrel systematics supports a monophyletic origin for the group in the early Miocene followed by a divergence of New World and Eurasian flying squirrels in the late Miocene
Flying squirrel | Habitat, Adaptations, Facts | Britannica Recent evidence derived from fossils and the anatomy of wrist and gliding membranes, however, indicates that all living flying squirrel species are closely related and likely evolved from a tree squirrel ancestor during the Oligocene Epoch (33 9 million to 23 million years ago)
What did flying squirrels evolve from? - The Institute for . . . Flying squirrels are believed to have evolved from tree squirrels (Sciuridae) within the tribe Pteromyini, diverging relatively recently, possibly in the Oligocene or Miocene epochs, showcasing a fascinating example of convergent evolution with other gliding mammals
Oldest skeleton of a fossil flying squirrel casts new light on the . . . Here we report the oldest fossil skeleton of a flying squirrel (11 6 Ma) that displays the gliding-related diagnostic features shared by extant forms and allows for a recalibration of the divergence time between tree and flying squirrels
The Evolution and Paleobiogeography of Flying Squirrels (Sciuridae . . . Research on the evolution of flying squirrels is not only useful for understanding their history and providing information which may help in predicting their future, but also could provide valuable evidence for the impact of environment change on the evolution of other terrestrial organisms
Phylogenies of Flying Squirrels (Pteromyinae) - Smithsonian Institution In this paper we first review the taxonomic history of flying squirrels, which forms the basis for all subsequent work Taxonomic judgments frequently represent phylogenetic hypotheses that have subsequently been supported or refuted by further morphological and molecular studies