This site is dedicated to the original CTWaterfalls.com which is no longer maintained and appears abandoned by the webmaster. But the site provided the incentive and motivation for me to start this project photograph and document all of Connecticut's beautiful waterfalls.
One of the first Olympus camera websites I frequently referred to was Gary Ayton's OM-D Wiki which has a incredibally large amount of information about Olympus cameras, photography in general, and camping.'
https://www.olympuspassion.com/
https://omsystemgear.shop/collections/all-products
https://robinwong.blogspot.com/
While I'm not a (natural) bird photographer, I do enjoy shooting the man-made versions and similar settings / technique apply:
https://mirrorlesscomparison.com/om-system/om-1-bird-photography/
Mathieu Gasquet's in-depth explanation and How-To guide of the OM-1's autofocus and stabilization settings.
https://www.ayton.id.au/wiki/doku.php?id=omd:start
DP Review is one of the more active forums for OM System (as well as other M4/3) cameras).
https://www.dpreview.com/forums/forums/micro-four-thirds-talk.1041/
https://www.dpreview.com/forums/forums/olympus-slr-talk.1022/
https://phillipreeve.net/blog/guide-to-classic-olympus-om-zuiko-lenses-on-film-and-sony-full-frame/
I own several Olympus film lenses (using a Metabones 0.7 Speedbooster adapter) and Olympus OM-1 & OM-2 offers an incredible amount of information about older Olympus film bodies and lenses:
https://www.mir.com.my/rb/photography/hardwares/classics/olympusom1n2/index.htm
https://www.camera-manual.com/index.php