Mouse Data

Body weight

20 - 35 g (max. 50 g, obese 100 g)

Body surface (20 g)

36 cm2

Body temperature

36 - 38°C

Body length

5 - 10 cm

Tail length

8 - 10 cm

Respiratory rate

163 (84 - 230)/min

Heart rate

300 - 800 beats/min

Blood pressure

147/106 mmHg

Food intake

4 g (3 - 6 g)/24 hours

Water intake

4 ml (4 - 7 ml)/24 hours

Urine

2 ml (1 - 3 ml)/24 hours

Life span

1,5 - 2 years (max. 3 years)

Number of chromosomes (2n)

40

Dental formula

2 (1003/1003)

Number of mammary glands

10 (5 pairs)

Length of intestine

0,5 m

Puberty

5 weeks, (M 4 - 5, F 4 - 7) weeks

Estrus cycle

every 4 - 5 (2 - 9) days, about 13 hours duration

Breeding age

8 - 10 weeks

Max. fertility

day 100 – day 300

Gestation period

3 weeks (18 - 21 days)

Time between gestation:

 

       without post partum estrus

7 weeks

       with post partum estrus

3 weeks (50% of mice)

Litter size

3 - 12, sometimes 20

        good breeders

          8 - 12

        poor breeders

          3 – 5

Productive breeding time

25 weeks (5 - 6 months) = 6 - (8) litters

Weight at birth

0,5 - 2 g

Weaning age

3 weeks, (18 -21 days)

Body weight at weaning

10 g (8 - 14 g)

 

 

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