Feedback Loops in Ecological System The ecological study observed that the number of feedback loops in the species network is correlated with system lifetime Normal state State before crash Reference [2]R Mehrotra, V. Soni, and S Jain Diversity sustains an evolving network. Journal of. the royal Society Interface, 6(38 ): 793-799, 200911 Feedback Loops in Ecological System The ecological study observed that the number of feedback loops in the species network is correlated with system lifetime. Reference: [2] R. Mehrotra, V. Soni, and S. Jain. Diversity sustains an evolving network. Journal of the Royal Society Interface, 6(38):793–799, 2009. Normal State State before crash