Check out Ostrich Low Poligonal Low-poly 3D model on CGTrader for $4.99. High-quality Polygon mesh mesh by zepte.
STL (Stereolithography, filesize: 58.6 KB), OBJ (OBJ, filesize: 31.1 KB), DAE (Collada, filesize: 26.2 KB), BLEND (Blender, filesize: 28.4 KB), DXF (DXF, filesize: 47.7 KB), MS3D (MilkShape 3D , filesize: 28.4 KB)