Answer:
Probably you're talking about the Lod Mosaic which depicts only animals and some mythical creatures. It's one of the best-preserved mosaics in History, maybe from the 3rd century AD. The reason it depicts only animals is not sure, but according to some historians and archeologists, this mosaic was commissioned by a jew who didn't want to suffer persecution from Church to the depiction of human figures (something that was prohibited). However, this argument is not sure, but it's the most acceptable among specialists.
Step-by-step explanation: