HPM – Hope au pays des merveilles 

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Statistics

Breeding statistics

Breeding activity period	2023–2025 (1 year, 11 months)

Declared litters	5 litters, 61 pups
⨽ internal (born in the rattery)	⨽ 5 litters, 61 pups
⨽ external (other contributed litters)	⨽ 0 litter, no pup

All rat records	61 rats
⨽ females	⨽ 37 females (60.7 %)
⨽ males	⨽ 24 males (39.3 %)

Litter statistics

Average mother age	230 days (7.6 months)
Average father age	508 days (16.6 months)
Average litter size	12.2 pups per litter
Average sex ratio	0.649 (about 17 females for 11 males)

Lifespan statistics

Bred rats recorded as deceased	22 rats (36.1 % of recorded bred rats)
⨽ declared with known date	⨽ 22 rats (100 %)
⨽ presumed dead	⨽ No rat (0 %)

Average lifespan of bred rats	18 months (♀: 19.6 months – ♂: 13.7 months)
⨽ infant mortality excluded	⨽ 19.8 months (♀: 20.9 months – ♂: 16.4 months)
⨽ accidents excluded	⨽ 21.8 months (♀: 20.9 months – ♂: 26.4 months)

Oldest bred rat	HPM-LPM Fripouille (deceased at 2 years, 6 months, 25 days)

Death causes statistics

Primary death causes by decreasing frequency

31.82 %	Respiratory
9.09 %	Neurological (brain, spinal cords, nerves)
9.09 %	Accidents, traumas, poisonings
9.09 %	Reproductive system
9.09 %	Old age, natural death (from 24 month old minimum)
9.09 %	Infant mortality (up to 6 week old)
9.09 %	Eye, ear, mouth, face
4.55 %	Other
4.55 %	Digestive
4.55 %	Unknown cause

Secondary death causes by decreasing frequency

18.18 %	Bronchitis, pneumonia
9.09 %	Uterine tumor
9.09 %	*Infant mortality (up to 6 week old)
9.09 %	*Respiratory
9.09 %	*Old age, natural death (from 24 month old minimum)
4.55 %	Pituitary tumor
4.55 %	Zymbal gland tumor
4.55 %	Other respiratory trouble
4.55 %	Fights, injuries, serious bites, subsequent hemorrhage (excluding abnormal hemorrhage)
4.55 %	Progressive spinal cord damage, degenerative paralysis
4.55 %	Other tumor (salivary, spleen, adrenal, thyroid...)
4.55 %	Digestive hemorrhage
4.55 %	Undetermined cause (known date)
4.55 %	Domestic accident (crush, door...)
4.55 %	Facial abscess (excluding teeth and Zymbal gland)

Related entries

Last contributed litters

See all

State	Birth date	Dam	Sire	Size	Actions
✓	21/01/2025	RB. Ellie	CHC Déimos	12
✓	17/11/2024	HPM-DEL Azelia	HPM-LPM Murphy	7
✓	31/03/2024	HDL Mumière	DEL-LVM Vélociraptor	17
✓	16/02/2023	LPM Perle	LPM-PEX Hiboo	15
✓	14/02/2023	LPM Aïoli	LPM-PEX Pampelune	10

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	HPM59649F	HPM-LPM	Fripouille †	Octavia	16/02/2023	31 mo	Old age, natural death	♀
✓	HPM59668M	HPM-DEL	Ivory	Dulcey	31/03/2024	17 mo	– alive –	♂
✓	HPM59505M	HPM-LPM	Moonchild  †	Bellamy	14/02/2023	29 mo	Other respiratory trouble	♂
✓	HPM59643F	HPM-LPM	Marnie †	Madi	16/02/2023	28 mo	Respiratory	♀
✓	HPM61178M	HPM	Earl	Earl - All that glitters	21/01/2025	8 mo	– alive –	♂
✓	HPM59647F	HPM-LPM	Umbrela †	Vera	16/02/2023	27 mo	Old age, natural death	♀
✓	HPM59648F	HPM-LPM	Electra †	Monroe	16/02/2023	26 mo	Respiratory	♀
✓	HPM59638M	HPM-LPM	Murphy †	Murphy	16/02/2023	26 mo	Progressive spinal cord damage, etc.	♂
✓	HPM59646F	HPM-LPM	Fluffy †	Indra	16/02/2023	25 mo	Undetermined cause	♀
✓	HPM61183F	HPM	Janie †	Janie - Mon idole	21/01/2025	0 mo	Infant mortality	♀