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The Virginia opossum (Didelphis virginiana), ... Gestation lasts 11–13 days and the average litter size is 8–9 infants, although over 20 infants may be born. [42]
This is a collection of lists of mammal gestation period estimated by experts in their fields. ... Opossum (Virginia) (Didelphis virginiana) 12 13 12
Opossums do possess a placenta, [31] but it is short-lived, simple in structure, and, unlike that of placental mammals, not fully functional. [32] The young are therefore born at a very early stage, although the gestation period is similar to that of many other small marsupials, at only 12 to 14 days. [33] They give birth to litters of up to 20 ...
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Clockwise from left: eastern grey kangaroo, Virginia opossum, ... Marsupials have a very short gestation period—usually between 12.5 and 33 days, [41] ...
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.
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 ...
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