Assertion: prairie dog | /r/HasProperty | a keystone species
Facets:
value: for the prairies
type: LOCATION
value: in the food chain
type: LOCATION
value: according to the davidson college website
type: OTHER
value: by some biologists
type: OTHER
value: for other animals
type: TRANSITIVE-OBJECT
Source sentences:
text: They are considered a keystone species because they play such a vital role within their ecosystems.
text: He mistakenly interprets the main objective of our paper as providing evidence that prairie dogs are keystone species.
text: They are also a key species for other animals: foxes, coyotes, weasels, snakes, hawks, eagles, and the endangered black-footed ferret are just a few of the many predators that rely on prairie dogs for food.
text: They contend that since the prairie dog is a keystone species, care should be taken to preserve the integrity of the prairie dog (9).
text: According to the Davidson College website, the prairie dog is considered by some biologists a keystone species in the food chain.
text: Prairie dogs are considered a “keystone species” for the prairies.
text: Prairie dogs are keystone species.