Assertion: earthworm | /r/HasProperty | essential
Facets:
value: for soil fertility
type: PURPOSE
value: for conserving endangered birds
type: PURPOSE
value: in some cases
type: TEMPORAL
Source sentences:
text: Earthworms are also important prey for birds ranging in size from robins to storks, and for mammals ranging from shrews to badgers, and in some cases conserving earthworms may be essential for conserving endangered birds.
text: They are invertebrates which cause changes in the environment; some help to enhance and increase the quality of environment like the earthworms, which are essential for soil fertility, while the others such as the tapeworms and roundworms are infectious in nature as they enter into the intestinal parts and cause damages in the animals and other living organisms.