Assertion: arthropod | /r/HasProperty | immense importance
Facets:
value: because of the density
type: CAUSE
value: because of their huge numbers
type: CAUSE
Source sentences:
text: Because of their huge numbers and the density at which they occur in many habitats (on land, in the soil, in fresh water and in the sea) arthropods are of immense importance to the ecology of the whole planet.