RNR – les rats rock n roll  ☾

Statistics

Breeding statistics

Breeding activity period	2008–2011 (3 years, 3 months)

Declared litters	26 litters, 92 pups
⨽ internal (born in the rattery)	⨽ 20 litters, 81 pups
⨽ external (other contributed litters)	⨽ 6 litters, 11 pups

All rat records	100 rats
⨽ females	⨽ 55 females (55 %)
⨽ males	⨽ 45 males (45 %)

Litter statistics

Average mother age	182 days (6 months)
Average father age	359 days (11.8 months)
Average litter size	3.5 pups per litter
Average sex ratio	0.818 (about 11 females for 9 males)

Lifespan statistics

Bred rats recorded as deceased	90 rats (100 % of recorded bred rats)
⨽ declared with known date	⨽ 20 rats (22.2 %)
⨽ presumed dead	⨽ 70 rats (77.8 %)

Average lifespan of bred rats	12.2 months (♀: 11.1 months – ♂: 13.9 months)
⨽ infant mortality excluded	⨽ 12.9 months (♀: 11.1 months – ♂: 15.9 months)
⨽ accidents excluded	⨽ 18 months (♀: 21.1 months – ♂: 15.9 months)

Oldest bred rat	RNR Chii (deceased at 2 years, 3 months, 9 days)

Death causes statistics

Primary death causes by decreasing frequency

35 %	Accidents, traumas, poisonings
30 %	Unknown cause
10 %	Respiratory
10 %	Other
10 %	Neurological (brain, spinal cords, nerves)
5 %	Infant mortality (up to 6 week old)

Secondary death causes by decreasing frequency

30 %	Undetermined cause (known date)
25 %	Domestic accident (crush, door...)
10 %	*Respiratory
5 %	Veterinary accident (anesthesia during a minor operation, medical error, etc.)
5 %	Undetermined tumor (affected organ unknown)
5 %	Fights, injuries, serious bites, subsequent hemorrhage (excluding abnormal hemorrhage)
5 %	Stroke
5 %	Virus, epidemic outbreak, immune deficiency (SDA, Sendai, Tyzzer...)
5 %	Stillborn
5 %	*Neurological (brain, spinal cords, nerves)

Related entries

Last contributed litters

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State	Birth date	Dam	Sire	Size	Actions
✓	30/11/2011	RNR blanquette	Unknown	3
✓	14/11/2011	VAN Angie	INC gourmandise	2
✓	24/09/2011	RNR-MEZ Fantomette	RNR Black ops	2
✓	21/09/2011	IND Sidonie	GOM skrewdriver	8
✓	29/08/2011	INC Chanel	INC Guyzmo	4
✓	05/07/2011	RNR-MEZ Spouk	MEZ Valentin	10
✓	12/06/2011	MEZ Tirette	Unknown	1
✓	11/06/2011	RB. Kalahane	IND Exius	7
✓	10/06/2011	RNR-MEZ Etoile d'araignée	RB. harley	1
✓	20/05/2011	MEZ Monster	MEZ Dent tranchante	1

Recently modified rats

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State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✗	RNR24747M	RNR	Sliman †		09/10/2010	23 mo	Old age, natural death	♂
✗	RNR22532M	RNR	Sliman †		09/10/2010	– ?? –	No information	♂
✓	RNR24591F	RNR	Zubrowka †		15/02/2011	– ?? –	No information	♀
✓	RNR24592F	RNR	Binome †		15/02/2011	– ?? –	No information	♀
✓	RNR24593F	RNR	Axone †		15/02/2011	– ?? –	No information	♀
✓	RNR24594F	RNR	Caféine †		15/02/2011	– ?? –	No information	♀
✓	RNR24595F	RNR	Army †		15/02/2011	– ?? –	No information	♀
✓	RNR24596M	RNR	Elwis †		15/02/2011	– ?? –	No information	♂
✓	RNR24597M	RNR	Disolvant †		15/02/2011	– ?? –	No information	♂
✓	RNR24598M	RNR	Tatoo †		15/02/2011	– ?? –	No information	♂