monster

Bone Whelk

CR 1/4

Large Monstrosity, Unaligned

Reveal Stat Block

Armor Class

12 (natural armor)

Hit Points

27 (5d10)

Speed

15 ft., climb 15 ft.

str

dex

-3

con

int

-2

wis

-1

cha

-4

Traits

Adhesive.The bone whelk can cause Medium or smaller objects to adhere to it. A Medium or smaller creature that touches the bone whelk is grappled by it (escape 10).

Death Scream.When the bone whelk dies, it emits a blood-curdling shriek than can be heard out to a range of 120 feet. This shriek causes nonmagical, organic material within 10 feet of the bone whelk to rot. Each creature within 10 feet of the bone whelk when it dies takes 9 (2d8) necrotic damage.

Spider Climb.The bone whelk can climb difficult surfaces, including upside down on ceilings, without needing to make an ability check.

Actions

Bite.mw 2 to hit, reach 5 ft., one creature. ({@damage 1d8) piercing damage.

Bone Whelk

Bone whelks are large mollusks that excrete an adhesive to attach skulls, bones, and other detritus to their bodies for protection.