Exotic cave spiders are stronger and more aggressive than Giant Spiders.
Exotic Cave Spiders have 1900 hitpoints. They are immune to earth damage and cannot be paralysed. Moreover, they are strong against energy and ice damage. On the other hand, they are weak against fire damage. These creatures can neither be summoned nor convinced. In addition, they are able to sense invisible creatures.
Exotic Cave Spiders yield 1400 experience points. They carry great health potions, platinum coins, poison arrows and sometimes other items with them.