Microbial shifts leading to putrefaction, chemicals of putrefaction, carrion use strategies

Aerobic: escherichia to

anaerobic: bifidobaterium

Aerobic: enterrococcus to

anaerobic clostridium

Aerobic streptococcus to

Anaerobic: bacterioides

Aerobic: Klebsiella to

Anaerobic: eubacterium

Aerobic

Pseudomonas

Aerobic

Proteus

Ferrous sulfide

Discoloration

Phenyl pyruvic acid + ammonia

Discoloration

Cadaverine

Ordor

Skatole

Odor

Putrescine

Odor

Indole

Odor

Hydrogen sulfide

Gas/bloat

Methane

Gas/bloat

CO2

Gas/bloat

Pure opportunists

Vertebrate scavengers

Beat other species to the meals

Flies

Eat carrion in late decay

mites, small flies, some beetles

Outbreed other species

Flies

Become a predator on the carrion eaters

Beetles

Hide the carrion

Burying beetles

Cooperators

Microbes and fungi

Caaliphoridae

Early arrivers

Sacrophagidae

Secondary arriver, maggot larviposited

Piophilidae

Adults early

Carrion beetles

Active/advanced decay

Dermestidae

Advanced Decay

Histeridae

Advances decay

Cleridae (checkered beetles)

Advanced decay to dry remains

Trogidae (hide beetles) advanced decay to dry remains

advanced decay to dry remains