ANG – Angèle Doux Ratous  

Statistics

Breeding statistics

Breeding activity period	2024–2025 (1 year, 8 months)

Declared litters	4 litters, 45 pups
⨽ internal (born in the rattery)	⨽ 2 litters, 23 pups
⨽ external (other contributed litters)	⨽ 2 litters, 22 pups

All rat records	43 rats
⨽ females	⨽ 21 females (48.8 %)
⨽ males	⨽ 22 males (51.2 %)

Litter statistics

Average mother age	195 days (6.4 months)
Average father age	412 days (13.5 months)
Average litter size	11.3 pups per litter
Average sex ratio	1.048 (about 1 male for 1 female)

Lifespan statistics

Bred rats recorded as deceased	10 rats (47.6 % of recorded bred rats)
⨽ declared with known date	⨽ 10 rats (100 %)
⨽ presumed dead	⨽ No rat (0 %)

Average lifespan of bred rats	18.7 months (♀: 18.6 months – ♂: 18.7 months)
⨽ infant mortality excluded	⨽ 18.7 months (♀: 18.6 months – ♂: 18.7 months)
⨽ accidents excluded	⨽ 20.3 months (♀: 18.6 months – ♂: 21.6 months)

Oldest bred rat	ANG-MIL Revna (deceased at 2 years, 17 days)

Death causes statistics

Primary death causes by decreasing frequency

30 %	Respiratory
20 %	Neurological (brain, spinal cords, nerves)
20 %	Unknown cause
20 %	Cardiovascular
10 %	Accidents, traumas, poisonings

Secondary death causes by decreasing frequency

20 %	Bronchitis, pneumonia
20 %	Undetermined cause (known date)
20 %	Heart attack, infarct, pulmonary embolism
10 %	Pituitary tumor
10 %	Stroke
10 %	Lung tumor
10 %	Falls, fractures, head or spinal cord trauma (excluding fights)

Related entries

Last contributed litters

See all

State	Birth date	Dam	Sire	Size	Actions
✓	23/10/2025	MIL-VIC Obalie	VIC Spoty	11
✓	06/11/2024	SAB Calypso	VIC Nocibe	11
✓	04/06/2024	MIL-VIC Helga	RB. Gelato	11
✓	08/02/2024	MIL Meria	VIC Baldur	12

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	ANG59046F	ANG-MIL	Revna †	Petit coeur	08/02/2024	25 mo	Bronchitis, pneumonia	♀
✓	ANG59040M	ANG-MIL	Zorro †	3 petites gouttes	08/02/2024	24 mo	Pituitary tumor	♂
✓	ANG59053M	ANG-MIL	Viggo †	Le danseur	08/02/2024	24 mo	Undetermined cause	♂
✓	ANG59052F	ANG-MIL	Ayla †	Godzilla	08/02/2024	22 mo	Undetermined cause	♀
✓	ANG59042M	ANG-MIL	Severus  †	Bugatti	08/02/2024	23 mo	Lung tumor	♂
✓	ANG59041M	ANG-MIL	Nimbus †	Babylisse	08/02/2024	22 mo	Stroke	♂
✓	ANG60075F	ANG-VIC	Gummy †	Uni	04/06/2024	16 mo	Heart attack, etc.	♀
✓	ANG60076F	ANG-VIC	Sunny †	Eclaire	04/06/2024	13 mo	Heart attack, etc.	♀
✓	ANG59039M	ANG-MIL	Soka †	Gros tas	08/02/2024	16 mo	Bronchitis, pneumonia	♂
✓	ANG60072F	ANG-VIC	Pomme De Reinette	Becki	04/06/2024	21 mo	– alive –	♀