DNR – Donjon et Ratons 

Statistics

Breeding statistics

Breeding activity period	2018–2023 (5 years, 3 months)

Declared litters	23 litters, 227 pups
⨽ internal (born in the rattery)	⨽ 16 litters, 152 pups
⨽ external (other contributed litters)	⨽ 7 litters, 75 pups

All rat records	224 rats
⨽ females	⨽ 111 females (49.6 %)
⨽ males	⨽ 113 males (50.4 %)

Litter statistics

Average mother age	242 days (7.9 months)
Average father age	566 days (18.5 months)
Average litter size	9.9 pups per litter
Average sex ratio	1.018 (about 1 male for 1 female)

Lifespan statistics

Bred rats recorded as deceased	85 rats (56.3 % of recorded bred rats)
⨽ declared with known date	⨽ 85 rats (100 %)
⨽ presumed dead	⨽ No rat (0 %)

Average lifespan of bred rats	24.6 months (♀: 25.6 months – ♂: 23.2 months)
⨽ infant mortality excluded	⨽ 25.1 months (♀: 26.2 months – ♂: 23.8 months)
⨽ accidents excluded	⨽ 25.2 months (♀: 26.2 months – ♂: 24 months)

Oldest bred rat	DNR-RCD Yséra (deceased at 3 years, 1 month, 12 days)

Death causes statistics

Primary death causes by decreasing frequency

32.94 %	Other
20 %	Respiratory
15.29 %	Neurological (brain, spinal cords, nerves)
12.94 %	Old age, natural death (from 24 month old minimum)
7.06 %	Unknown cause
3.53 %	Reproductive system
2.35 %	Infant mortality (up to 6 week old)
2.35 %	Accidents, traumas, poisonings
2.35 %	Urinary system (kidney, bladder)
1.18 %	Cardiovascular

Secondary death causes by decreasing frequency

25.88 %	Undetermined tumor (affected organ unknown)
12.94 %	*Old age, natural death (from 24 month old minimum)
10.59 %	*Neurological (brain, spinal cords, nerves)
8.24 %	Bronchitis, pneumonia
7.06 %	Undetermined cause (known date)
5.88 %	*Respiratory
4.71 %	*Other
3.53 %	Pituitary tumor
3.53 %	Mammary tumor
3.53 %	Pulmonary edema
2.35 %	Kidney tumor
2.35 %	Lung tumor
2.35 %	Stillborn
1.18 %	Other tumor (salivary, spleen, adrenal, thyroid...)
1.18 %	Veterinary accident (anesthesia during a minor operation, medical error, etc.)
1.18 %	Heart failure, valvular disease
1.18 %	Undetermined infection or abscess
1.18 %	Domestic accident (crush, door...)
1.18 %	Progressive spinal cord damage, degenerative paralysis

Related entries

Last contributed litters

See all

State	Birth date	Dam	Sire	Size	Actions
✓	28/09/2023	DNR Aela	DEL-DNR Mondo Zax	10
✓	09/02/2023	CHC Fragaria Vesca	DNR Ekko	11
✓	30/01/2023	DNR Sul Sul	IND-DNR Dr Feelgood	9
✓	03/09/2022	DNR Vi	DTC Bolognaise	13
✓	17/06/2022	DNR Yevra	DNR Emile	14
✓	19/01/2022	DNA-DNR L'Écume des Jours	OKA-DNR Altaïr	14
✓	19/12/2021	DEL Tamatoa	DNR Kalegos	14
✓	09/12/2021	DNR Chromie	DNR Shub-Niggurath	10
✓	09/12/2021	DNR Amitys	DTC-PLS No Poo	6
✓	03/12/2021	DNR Tatooine	DNR Shub-Niggurath	12

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	DNR57557M	DNR-DTC	Norwegian Reggaeton †	Tharizdun	03/09/2022	20 mo	Kidney tumor	♂
✓	DNR56617M	DNR	Irion †	Kel'Thuzad	09/12/2021	29 mo	Bronchitis, pneumonia	♂
✗	DNR54402M	DNR	Emile †	William Yorick	07/09/2020	31 mo	Respiratory	♂
✓	DNR55460F	DNR	Clover †	Tawna	26/04/2021	26 mo	Respiratory	♀
✓	DNR54444F	DNR	Umi †	Voacanga Africana	29/09/2020	29 mo	Other tumor	♀
✓	DNR54404M	DNR	Courgette †	Finn Edwards	07/09/2020	24 mo	Kidney tumor	♂
✓	DNR54395F	DNR	Lily Chen †		07/09/2020	27 mo	Old age, natural death	♀
✓	DNR54403M	DNR	Rémy †	Silas Marsh	07/09/2020	33 mo	Pulmonary edema	♂
✓	DNR54396F	DNR	ZZtaupe †	Daniela Reyes	07/09/2020	33 mo	Progressive spinal cord damage, etc.	♀
✓	DNR53842F	DNR	Agoura †	Zelda	17/04/2020	30 mo	Old age, natural death	♀