Some articles on creophilus:

Creophilus Maxillosus - Forensics
... Creophilus maxillosus is one of the many forensically important insect species commonly encountered during crime scene investigations ... Creophilus maxillosus forensic relevance, however, is proportionally associated with predation of Diptera larvae, which is one of the most important secondary predations encountered at crime scenes ... Both larvae and adults of the predatory Creophilus maxillosus feed on the organic remains of carrion as well as nutrient-packed diptera larvae ...