GIF stands for Graphics Interchange Format and is a format for images, but animated, by the example of a head moving or any image that has any effect, lights, movement, etc Usually last a few seconds and are repeated constantly. It is an image compression format limited to 256 colors. GIF files use a proprietary data compression algorithm.
thanks to Giphy, a GIF search engine. Facebook Facebook Facebook code will be animated by copying the url, or Facebook, by “sharing GIF”
Facebook Facebook does not accept that type of code Giphy uses, but if it works, in other words the Facebook social network does not support it simply because it does not want its page to be filled with junk images blinking as it happens on some other social network.