
Swarm of Stirges
D&D 2024 monster: Swarm of Stirges. Source: Monster Manual (2025). challenge rating 2, creature type Monstrosity, Medium size, speed 10 ft., fly 40 ft. Swarms of stirges sometimes form in swamps and Underdark caverns, draining livestock and any other creatures that can't escape them. Stirges Notorious, Clinging Bloodsuckers Habitat: Desert, Forest, Grassland, Hill, Mountain, Swamp, Underdark, Urban Treasure: None Stirges are bat-size vermin with dagger-length proboscises that attach to other creatures and drain life from them. Stirges are most active at night and hide in shadowy places during the day. If disturbed, they take flight and defend themselves. Roll on or choose a result from the Stirge Roosts table to inspire where stirges might lurk. 1 The attic or furniture of a ruined building. 2 A cave or narrow crevice. 3 A hollow tree or thicket. 4 The remains of a gigantic, dead creature. Stirge Roosts Monstrosity Medium 10 ft., fly 40 ft.