Owl's Wisdom, Mass

(Player's Handbook v.3.5, page 259, DnD 3.5)

Transmutation

Level: ; Cleric 6; Druid 6; Sorcerer/Wizard 6; Sha'ir 6; Urban Druid 6
Components:
Range: Close (25 ft. + 5 ft./2 levels)
Target: One creature/level, no two of which can be more than 30 ft. apart

This spell functions like owl's wisdom, except that it affects multiple creatures.