Chapter 6 Rabbits Taxonomy : Mammalia : Lagomorpha : Leporidae : Lepus(Hares) Sylvilagus(cottontails) Oryctolagus (domestic rabbit) : The European rabbit, Oryctolagus cuniculus
The European rabbit is the only species of rabbit to be domesticated.
6 peg teeth
. Breeds : New Zealand White Chinese White Japanese White American Dutch Californian
. Breeds New Zealand White 4-5.5kg
Chinese white 1.8 2.3
Japanese white Rabbit
American Dutch
Californian rabbit 4.5 kg
.
1852: DL- (a) belladonna (b)
1884: 1891: 1908: Ignatowsky (a)fed diets of milk lactose, meat, eggs (b)produced intimal lesions (c)believed lesions due to protein
: ; ;
1.
2. a.
b.
1-3% cholesterol 4-8% fat
c.
d.
e.
f. (1) (2) (3)
g.
3. a.
b. c.
. 1. 2. 3. 2N=44 One pair of sex chromosomes, 21 pairs of autosomes.
. 1.
2.
3. 7%
4. Rabbits and rodents have harderian lacrimal glands behind their eyes. 5. 2 (2/1, 0/0, 3/2, 3/3)..
6. Cross-section, section, head ( ),,. ( ), ( ), ( ), ( ).
7. 1/2
8. Lungs
9.,
10. 50%
10 10
11. 12-15% 15% 22.5%
12. --- --- ph1-2.
13. B 14. 15. 12
16., but a double cervix.
17. A male and female (profile) A male and female European rabbit (face)
17. Mature females and males Female, 4 to 5, mammary glands; males, no By gently pressing the skin back from the genital opening: female, a short slitlike opening; the male, the penis to be everted.
Hematology 18. 56 ml/kg 5 5 kg 280 ml 10-15% 2%-8% (mmhg) Systolic 110(90-130) 130) Diastolic 80(60-90)
Hematology 4.5-7.0 x 10 3. : Total WBC 4.0-13 X 10 3 Lymphocytes 30-50% Neutrophils 30-50% Monocytes 2-16% Eosinophils 0.5-5% Basophils 2-8% (Ref Kozma,, et al.).
,,,, WBC WBC 5%
19. 130 ml/kg/day ph of 8.2 1.003 to 1.036
20. a. 4 to 12 b. Does: 4 to 6 m, weight 3-4 kg; Males: 6 m. c. d. e. 10 h (9.75 to 13.5)
25% 16-17 29-35, 31,
f. 6-7 Born blind, deaf, hairless, and helpless. Ears open at 8 days Eyes at 10 days Eat solid food at 16-17 days Weaned at 4-6 weeks g..
21.
Table 9.1 Biologic and reproductive data for rabbits Adult body weight: Male Female Life span Body temperature Heart rate Respiratory rate Food consumption Water consumption Breeding onset: Male Female Estrous cycle length Gestation period Postpartum estrus Litter size Weaning age Breeding duration Chromosome number(diploid) 2-55 kg 2-66 kg 5-66 y 38.5-40 130-325 325 beats per minute 30-60 breaths per minute 5 g/100 g/d 5-10 ml/100 g/d 6-10 m 4-99 m Induced ovulator 29-35 d None 4-10 4-66 wk 1-33 y 44 heart rate 306-333 respiratory rate 32-60 rectal temp 38.6 C - 40.1 C