Photo URLs - luisfernandezbr/flickr-simple-android-client GitHub Wiki
All Recent photos /flickr.photos.getRecent
Search by many fields /flickr.photos.search
Get Photo Details /flickr.photos.getInfo
User Infos /flickr.people.getInfo
User Photo https://www.flickr.com/services/api/misc.buddyicons.html
Buddyicons
Every flickr user has a 48x48 pixel buddyicon used to represent themselves.
You can construct the url of a buddyicon once you know the user's NSID, icon server and icon farm, as returned by many api methods.
If the icon server is greater than zero, the url takes the following format:
http://farm{icon-farm}.staticflickr.com/{icon-server}/buddyicons/{nsid}_[s|m|l].jpg
else the following url should be used: