Some kind of squirrel?
Nasty brown flowers for ground beetles if
Photographed in my yard, where it had been planted; it has since been eradicated (i think...). Ficaria verna Hudson ssp. calthifolia (Reichenbach) Nyman
found behind school in Durham
Found 2 nests, one with mother, at a vernal pool behind a school in Durham
Found on carrots
Invasive species, from California. Also seen in Montana.