65-79 cm
Slender, torpedo-shaped body
6-9 mm
Small and slender
Up to 2.4 meters (7.9 feet)
Streamlined and torpedo-shaped
16 - 17 cm
Small, stocky bird
12 - 25 mm
Robust
10-16 mm
Slender and elongated
Up to 30 inches (76 cm)
11 - 13 cm
Small-sized and compact
15 cm (6 inches)
Furry and spiny
Approximately 60-70 cm
Medium-sized with long, flowing tail feathers
8-12 inches
Small to medium-sized
6-9 inches
Small and compact
8-15 inches
9-10 inches