(Expressed as percentages) 
HUMANE TREATMENT OF ANIMALS USED IN RESEARCH 159 
Horses 
o 
79.0 
17.8 
3.2 
o 
Sheep 
10.5 
VO 
$ 
0 
o 
Swine 
56.6 
32.5 
10.9 
o 
o 
Poultry 
2.2 
93.2 
4.6 
o 
o 
Cats 
ro 
vO 
o 
22.3 
o 
60 
O 
Q 
1.0 
41.0 
o 
M 
o 
Other 
Primates 
2.4 
42.1 
o 
o 
55.5 
Rhesus 
Monkeys 
5.3 
94.6 
o.i 
o 
o 
Rabbits 
6*0 
99.0 
0.1 
o 
o 
Guinea 
Pigs 
7.7 
92.2 
0.1 
o 
o 
Hamsters 
17.3 
82.4 
0.3 
o 
o 
Rats 
a 
77.0 
o 
o 
Mice 
74.9 
24.4 
0.7 
° 
PQ 
O 
M 
O 
r_; 
1 CN 1 
- 32 - 
Own breeding, PC - Purchased commercially , OL - Obtained from other laboratories 
Animal pound, CN - Collected from nature. 
