“The Birds of NUS” at nusavifauna.wordpress.com which includes a guide to identifying birds, artificial keys, a checklist and maps with point locations of observed species
alerted to this by otterman
https://nusbiodiversity.wordpress.com/2012/09/21/announcing-birds-of-nus-a-resource-for-lsm1103-and-lsm2251-students-by-undergrad-david-tan/
