Approximately 20-25 inches
Medium-sized and sturdy
Varies depending on species, range from a few inches to over a foot in length
Compact and heavily built with spines on their bodies
2 to 3 feet
Thick body with an upturned snout
4-6 feet (1.2-1.8 meters)
Sleek and streamlined
0.04 to 0.98 inches (1 to 25 millimeters)
Small and compact with short legs
25-30 cm
Domed shell with a high domed carapace and a flat plastron
6 to 11 feet (1.8 to 3.3 meters)
Large, sturdy, and barrel-shaped
Head and body length: 40-70 cm (16-28 inches), Tail length: 45-70 cm (18-28 inches)
Slender body with a long, flexible nose
Approximately 2.5 meters
Slim and agile
22-27 inches
Medium to large-sized
Up to 3.8 meters
Long and slender
2.5 to 2.8 meters
Large and stocky
17 to 27 inches
Medium-sized
Approximately 1.2-2.5 meters (4-8 feet)
Slender and elongated body, and a relatively short tail
30-36 cm (11.8-14.2 in)
Medium-sized parrot with a stocky build
2 to 4 feet
Slender and elongated
Up to 2.5 meters (8.2 feet)
Large, muscular body with long horns
Male: 2.2 - 2.5 meters; Female: 2.1 - 2.3 meters
Large and muscular