Assertion: opossum | /r/CapableOf | migrate for example
Facets:
Source sentences:
text: Originating in South America, these unusual-looking little mammals gradually migrated to Central and North America around three million years ago when the volcanic bridge between the two continents arose from the sea floor, and opossums have migrated further and further north (into southern Ontario, for example) as climate change has allowed them to survive the winter season in many areas.