Finite-size effects, demographic noise, and ecosystem dynamics Sabiha Majumder, Ayan Das, Appilineni Kushal, Sumithra Sankaran and Vishwesha Guttal Eur. Phys. J. Spec. Top., 230 16-17 (2021) 3389-3401 Published online: 17 June 2021 DOI: 10.1140/epjs/s11734-021-00184-z