Table 5 DSTs’ size and weight by age (n juveniles = 416; n adults/ subadults = 379).

From: Digging up food: excavation stone tool use by wild capuchin monkeys

 

Age

Mean

Weight

Juvenile

107.63 ± SD 102.25 mm

Adult/Subadult

163.18 ± SD 170.23 mm

Length

Juvenile

6.20 ± SD 3.45 mm

Adult/Subadult

6.74 ± SD 2.16 mm

Width

Juvenile

3.82 ± SD 1.16 mm

Adult/Subadult

4.31 ± SD 1.28 mm

Thickness

Juvenile

2.81 ± SD 0.90 mm

Adult/Subadult

3.22 ± SD 1.15 mm