WHEN SEARCHING, TWO THINGS TO NOTE:
FINDING A FLICKR IMAGE LICENSE:
Key information underneath the photo tells you who its creator is, how many times the photo has been viewed, and any provided details about the type of photograph or camera used. On the far right, you will see three icons. The second icon (arrow pointing right) allows you to share the photo and gives a direct url back to the image. The third icon (arrow pointing down) allows you to select a size and download the photo.
Under these icons, you'll see the date the photo was taken. Directly underneath is the photo's license. You can click on the hyperlink to see the actual Creative Commons license and specific details about requirements for reuse.
FINDING A WIKIMEDIA IMAGE:
FINDING A LICENSE FOR A WIKIMEDIA IMAGE:
If you can get to the Image File page, you'll be set. You may have to click on "More Details about this File" to get to this page.