Cobbleswarm (B5)
Creature 2commonAberrationEarthSwarm
Perception +9; Tremorsense ((imprecise) 80 feet)
Skills Athletics +8, Stealth +10
CHA +0
CON +2
DEX +4
INT -3
STR +1
WIS +3
AC 17; Fort +10, Ref +12, Will +7
HP 20
Resistances Piercing 6, Slashing 6
Weaknesses Area Damage 3, Splash Damage 3
Speed 20 feet, Burrow 10 feet
Cobble mites resemble squarish stones a few inches across with mouths like split geodes. Though indolent and harmless alone, they're dangerous in large groups.
Busy road builders might unknowingly use cobble mites in construction.