NAN – Ratterie Ratnana  ☾

Statistics

Breeding statistics

Breeding activity period	2006–2013 (6 years, 10 months)

Declared litters	27 litters, 152 pups
⨽ internal (born in the rattery)	⨽ 21 litters, 123 pups
⨽ external (other contributed litters)	⨽ 6 litters, 29 pups

All rat records	152 rats
⨽ females	⨽ 84 females (55.3 %)
⨽ males	⨽ 68 males (44.7 %)

Litter statistics

Average mother age	259 days (8.5 months)
Average father age	474 days (15.6 months)
Average litter size	5.6 pups per litter
Average sex ratio	0.81 (about 11 females for 9 males)

Lifespan statistics

Bred rats recorded as deceased	123 rats (100 % of recorded bred rats)
⨽ declared with known date	⨽ 70 rats (56.9 %)
⨽ presumed dead	⨽ 53 rats (43.1 %)

Average lifespan of bred rats	23 months (♀: 22.8 months – ♂: 23.5 months)
⨽ infant mortality excluded	⨽ 23 months (♀: 22.8 months – ♂: 23.5 months)
⨽ accidents excluded	⨽ 23.5 months (♀: 23.5 months – ♂: 23.5 months)

Oldest bred rat	NAN Sedna (deceased at 3 years, 1 month, 4 days)

Death causes statistics

Primary death causes by decreasing frequency

44.29 %	Other
14.29 %	Unknown cause
12.86 %	Old age, natural death (from 24 month old minimum)
7.14 %	Eye, ear, mouth, face
7.14 %	Respiratory
5.71 %	Accidents, traumas, poisonings
5.71 %	Neurological (brain, spinal cords, nerves)
1.43 %	Urinary system (kidney, bladder)
1.43 %	Cardiovascular

Secondary death causes by decreasing frequency

22.86 %	Undetermined tumor (affected organ unknown)
17.14 %	Undetermined infection or abscess
14.29 %	Undetermined cause (known date)
12.86 %	*Old age, natural death (from 24 month old minimum)
7.14 %	Otitis, ear abscess
4.29 %	*Respiratory
2.86 %	Diabetes
2.86 %	Stroke
2.86 %	Domestic accident (crush, door...)
2.86 %	Bronchitis, pneumonia
2.86 %	Veterinary accident (anesthesia during a minor operation, medical error, etc.)
2.86 %	*Neurological (brain, spinal cords, nerves)
1.43 %	Renal failure
1.43 %	Heart failure, valvular disease
1.43 %	*Other

Related entries

Last contributed litters

See all

State	Birth date	Dam	Sire	Size	Actions
✓	28/04/2013	RB. Esquisse	NAN Thiothrix	5
✓	15/02/2013	RB. Aquarelle	NAN Tardigrade	2
✓	18/12/2012	ALC Sambuca Inferno Ice	NAN Carotène	8
✓	25/09/2012	NAN Wolbachia	NAN Tardigrade	11
✓	05/09/2012	NAN Taharat	NAN Cyanose	1
✓	01/09/2012	PPK-DHP Entourloupe	NAN Akycha	1
✓	11/07/2012	PPK-DHP Edelzimt	NAN Akycha	4
✓	02/05/2012	NAN Daphnie	NAN Campêche	2
✓	22/03/2012	NAN Mouche	NAN Athos	1
✓	20/03/2012	PPK-DHP Entourloupe	NAN Akycha	3

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	NAN10898M	NAN	Guinness †		16/11/2007	25 mo	Undetermined cause	♂
✓	NAN38698M	NAN	Galileo †		02/05/2012	30 mo	Otitis, ear abscess	♂
✓	NAN52996F	NAN	Taharat †		20/03/2012	– ?? –	No information	♀
✓	NAN52306M	NAN	Cumberbatch †		01/09/2012	27 mo	Undetermined tumor	♂
✓	NAN52307M	NAN	Moriarty †		05/09/2012	32 mo	Undetermined infection or abscess	♂
✓	NAN52308M	NAN	Judas †		15/02/2013	21 mo	Respiratory	♂
✓	NAN31408F	NAN	Indri †		20/03/2012	28 mo	Old age, natural death	♀
✓	NAN17328F	NAN-BUL	Alhena †		17/10/2009	14 mo	Undetermined infection or abscess	♀
✓	NAN30706M	NAN	Carotène †		11/12/2011	24 mo	Undetermined tumor	♂
✓	NAN35288F	NAN	Dancing With Another Man †	Cattura	28/04/2013	31 mo	Undetermined cause	♀