The licenses require that an attribution is shown alongside any copies, including modified copies, excepting only copies in Wikimedia and Wikipedia:

photo/video © Brian W. Schaller / License: CC BY-NC-SA 4.0 — or — FAL 1.3

(choose the Creative Commons license for Non-Commercial use — or — the Free Art License for any commercial use)

A hyperlink from the license text abbreviation to the license agreement webpage is also required.

For print and video formats, and anywhere else that hyperlinks are not possible, the webpage addresses (URL's) for the original file and the license agreement must be included as text credits.