Об­ра­зуй­те от слова DIFFER од­но­ко­рен­ное слово так, чтобы оно грам­ма­ти­че­ски и лек­си­че­ски со­от­вет­ство­ва­ло со­дер­жа­нию тек­ста.

And in fact, they are quite __________________ if you know where to look. Not all of them depict animals, either. In one of the caves that was discovered in Argentina, the whole wall is covered with hand prints.