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Virginia opossums can vary considerably in size, with larger specimens found to the north of the opossum's range and smaller specimens in the tropics. They measure 33–55 cm (13–22 in) long from their snout to the base of the tail, with the tail adding another 25–54 cm (9.8–21.3 in).
Virginia opossum (Didelphis virginiana). Didelphimorphia is an order of marsupial mammals.Members of this order are called didelphimorphs, or opossums.They are primarily found in South America, though some are found in Central America and Mexico and one, the Virginia opossum, ranges into the United States and Canada.
The largest species, the Virginia opossum (Didelphis virginiana), is the only marsupial to be found in North America, north of Mexico. The Virginia opossum has opposable toes on their two back feet. One of the synapomorphies of this genus is the hypertrophied spinous processes of the cervical vertebrae, which also interlock. As a result, this ...
The Virginia opossum is the only species found in the United States and Canada. It is often simply referred to as an opossum, and in North America it is commonly referred to as a possum [3] (/ ˈ p ɒ s əm /; sometimes rendered as ' possum in written form to indicate the dropped "o").
The National Zoo in Washington, D.C., recently welcomed a one-eyed opossum named Basil, who was rescued after being attacked and is now an ambassador for his species at the zoo.
Marsupials Temporal range: Paleocene–Recent PreꞒ Ꞓ O S D C P T J K Pg N Possible Late Cretaceous records Clockwise from left: eastern grey kangaroo, Virginia opossum, long-nosed bandicoot, monito del monte and Tasmanian devil representing the orders Diprotodontia, Didelphimorphia, Peramelemorphia, Microbiotheria and Dasyuromorphia respectively Scientific classification Domain: Eukaryota ...
It would later be elevated to species by German zoologist Paul Matschie in 1916, [5] before being considered a subspecies of Philander opossum again in 1924 by Gerrit Smith Miller, Jr. [6] It would remain at subspecific status until 2018, when an analysis of the cytochrome b, nucDNA, and physical characteristics warranted species status again. [7]
Six small non-avian dinosaur eggs, no bigger than grapes, were discovered during a field study in Ganzhou, China, in 2021. These eggs now mark the smallest-ever found in the world.