Got a Fossil Island Wyvern task and yeah.. : r/2007scape
Wyvern Cave - OSRS Wiki
Old School RuneScape - Fossil Island Wyvern Slayer Task Guide - YouTube
Taloned Wyvern | Old School RuneScape Wiki | Fandom
Fossil Island OSRS Complete Guide - ZedRS
OSRS Fossil Island Wyvern Slayer Guide + Ancient Variant - Quick Guide [2020] - YouTube
Reminder that apparently, fossil island wyverns have a task only area that no one ever goes to because fossil island wyverns have terrible drops : r/2007scape