TNR – The Nas s Rattus ☾
About
http://phydjer.wix.com/nass-rattus
Statistics
Breeding statistics
| Breeding activity period |
2014 (4 months, 2 weeks) |
| Declared litters |
2 litters,
9 pups |
| ⨽ internal (born in the rattery) |
⨽ 2 litters,
9 pups |
| ⨽ external (other contributed litters) |
⨽ 0 litter,
no pup |
| All rat records |
7 rats |
| ⨽ females |
⨽ 4 females (57.1 %) |
| ⨽ males |
⨽ 3 males (42.9 %) |
Litter statistics
| Average mother age |
273 days (8.9 months) |
| Average father age |
343 days (11.2 months) |
| Average litter size |
4.5 pups per litter |
| Average sex ratio |
1.25 (about 5 males for 4 females) |
Lifespan statistics
| Bred rats recorded as deceased |
7 rats (100 % of recorded bred rats) |
| ⨽ declared with known date |
⨽ No rat (0 %) |
| ⨽ presumed dead |
⨽ 7 rats (100 %) |
There aren’t enough rats with consolidated information to compute relevant mortality statistics.
— Created on 09/06/2014 by phydjer.