Figure 1
From: Host seeking parasitic nematodes use specific odors to assess host resources

The EPN life cycle. (A) Uninfected host is infected with infective juveniles (IJs). (B) IJs invade and release symbiotic bacteria. (C) The bacteria proliferates and IJs mature into adulthood. (D) Adults produce progeny. (E) Eventually resources run out and newly emerging IJs disperse from depleted cadaver.