This photo might work.

Here is a link that might be useful:

It appears to be one of the many hundreds (thousands) of species of an organism commonly known as 'slime mold', even though it's not a mold or fungus. Totally harmless, just moving through the area picking up bits of organic matter to decompose. You needn't do anything, but if it disturbs you, simply take a rake to it.

Thanks rhizo!