Eyecolor

Black

Reference information

Name	Black
Genotype	?/? or Be^be/-
Mandatory picture?	No
Frequency (all time)	72.9 % (35,158 rats)
Frequency (in the last 2 years)	74.75 % (1,359 rats)
Average lifespan (all causes)	22.4 months (♀: 22.7 months – ♂: 22 months)

Description

Wildtype, or specific gene hypostatic of C-locus mutations.