Table 1.

Rat, cat, rabbit and human sample mean capillary diameter and half-length and their respective sample standard deviation (s_cd) and (s_cl).

species (popular) name	capillary diameter (μm)	capillary diameter scd (×10−6)	capillary half-length (μm)	capillary half-length scl (×10−6)
rat	4.57	1.22	57	0
cat	5.2	0.59	52	2.83
rabbit	9.3	4.42	70a	0
human	6.22	1.56	100	0

^aEstimated from data in Fenton & Zweifash [32] and Pawlik et al. [31].