Assertion: rat's group | /r/CapableOf | develop carnivorous adaptations
Facets:
value: during the late miocene-pliocene
type: TEMPORAL
Source sentences:
text: Several groups of opossums, including Thylophorops, Thylatheridium, Hyperdidelphys, and sparassocynins developed carnivorous adaptations during the late Miocene-Pliocene, prior to the arrival of carnivorans in South America.