Marking
Unknown
Reference information
Name | Unknown |
---|---|
Genotype | ?/? |
Mandatory picture? | Yes |
Frequency (all time) | 7.47 % (3,736 rats) |
Frequency (in the last 2 years) | 6.98 % (133 rats) |
Average lifespan (all causes) | 17.5 months (♀: 18 months – ♂: 17 months) |
Description
Undetermined or invisible marking (dilution, naked).