Linked from
The 229 pages that link to Predation, each with the reason it gives.
CarrionCompared with: Predation supplies fresh prey, unlike scavenging from an animal already dead.
ScavengerCompared with: Predators typically kill prey; scavengers feed on organisms already dead.
PhytophagyCompared with: Phytophagy usually removes plant parts without killing the whole plant.
HematophagyCompared with: Blood feeders usually take a meal without killing their host.