maybe about 1/4 of an inch
about the length of your fingernail
Earthworms vary greatly in their length.
centimeters
An ordinary fingernail (the pink part) is approx 1 cm in length.
about 70feet long
The length of your index fingernail
The length of your index fingernail
about the length of your fingernail
4inches
Earthworms vary greatly in their length.
Millimeters
centimeters
1 meter
About 4 millimeters
300 feet
12mm
21 feet