Marking
Berkshire
Reference information
| Name | Berkshire |
|---|---|
| Genotype | H/h, or H/hi, or hi/hi, or hi/h, or hi/hn |
| Mandatory picture? | No |
| Frequency (all time) | 8.68 % (4,344 rats) |
| Frequency (in the last 2 years) | 13.51 % (247 rats) |
| Average lifespan (all causes) | 23.3 months (♀: 23.5 months – ♂: 23.2 months) |
Description
N/A.



























