20-25 inches
Medium-sized, muscular
7-9 cm (2.8-3.5 inches)
Small and slender
Up to 30 cm (12 inches)
Gelatinous, umbrella-like
1.4 to 1.5 meters
Small and stocky
6-7.5 inches
Small and compact
About 50 centimeters
Bird-like
1.8-2.7 meters
Sleek and slender
5-20 cm
Rosette
14-16 cm (5.5-6.3 inches)
Small bird with a slender body and long tail
12 to 24 inches
Medium-sized and slender
15-20 mm
Robust
1.2 to 1.8 meters
Slender and agile
1.2 to 1.8 meters (4 to 6 feet)
Slender and elongated
2 to 3 inches (5 to 7.5 cm)
Flat and elongated
60-90 cm
Slender and elongated with a triangular-shaped head
Up to 6 feet
Heavy-bodied with a broad head and short tail
About 1.5 meters (4.9 feet)
Elongated and cylindrical