3 to 6 feet
Slender and elongated
3 to 4 feet
Semi-aquatic with a large, sturdy body
4-5 mm
Flat and oval
16-17 inches (41-43 cm)
Small and compact
10 - 20 mm
20 to 46 centimeters
Slender and streamlined
6 to 8 feet
Large and robust
Range from 0.3 mm to over 15 cm
Compact and hard-bodied with a pair of elytra covering the wings
12 - 18 mm
10-13 centimeters
22-26 inches
Medium-sized and muscular
Medium-sized, muscular
60-66 cm
Medium-sized
Muscular
Athletic and medium-sized
28 to 35 cm
Compact and stocky with a large head and long, pointed bill
Up to 7 meters (23 feet)
Long and cylindrical