Check out Scary flying Monster 3D model on CGTrader for $30. High-quality mesh by gk-hcx: 499976 polys, 249848 vertices. PBR, Textured, UV Mapped.
BLEND (Blender, filesize: 94 MB), FBX (Autodesk FBX, filesize: 112 MB), PNG (PNG, filesize: 94 MB), TEXTURES (Textures, filesize: 94 MB)