This creature appears to be a massive spider at least as large as a human. Closer inspection reveals the creature is actually a swarm of spiders crawling and squirming all over each other.
AC 16, touch 12, flat-footed 14 (+2 Dex, +4 natural)
hp 13 (2d10+2)
Fort +4; Ref +5; Will +0
Defensive Abilities one from many; DR 5/bludgeoning; Immune collective immunities
Weaknesses collective vulnerabilities
Str 14, Dex 15, Con 12, Int 6, Wis 10, Cha 11
Base Atk +2; CMB +4; CMD 16 (can’t be tripped)
Feats Improved Initiative
Skills Climb +10, Perception +9; Racial Modifiers +4 Perception
SQ collective traits
Attack bonus +4 ranged, damage 1d6. A creature struck is subjected to the spider collective’s poison.
Base template: Collective Creature (CR +1)
Environment warm forests
A spider collective attacks by biting its opponent and injecting it with its poison.