292 DISEASES OF DOMESTICATED BIRDS 
August 16. Fowl stands but is unsteady on feet. Much improved. 
August 17,9 4.m. Fowl appears normal. 
(3) July 8, 1.55 ~.™. Gave 5 pound fowl 2 grains of strychnine 
in gelatin capsule per os. 2.10 P.m. Fowl unsteady on feet. 2.15 
p.m. Sways over backwards. Weak in legs. 4 p.m. No other 
change observed. Fowl apparently normal. 
(4) February 19, 2.10 p.m. Gave fowl 1.5 grains of strychnine 
sulphate in gelatin capsule per os. 2.80 p.m. Fowl suddenly af- 
fected. Delay due to slowness of liquefaction of the capsule. Fowl 
staggers, legs spread, bird drops on her side. Several severe spasms 
in first 5 minutes, breathing rapidly. 2.40 P.m. Fowl sleepy, dozes 
for a moment and then starts suddenly, breathing rapidly, no spasms. 
3p.M. Breathing less labored, fowl still prostrated. 4P.m. Bird 
in sitting position. Can rise slightly from the floor but cannot stand 
erect. Breathing normal and fowl appears bright and normal other 
than the leg weakness. February 20, 9 a.m. Fowl is apparently 
normal except for incoordination of movement. Unsteady on its feet 
and lifts them higher than normal in walking. February 21. Fowl 
improving in ability to control legs but still unsteady. February 23. 
Fowl apparently normal. 
(5) February 8, 10.30 4.m. Gave fowl 8 c.c. of fluid extract of 
nux vomica (1 per cent strychnine) with 8 c.c. HO by tube into 
crop = 1.2 grains of strychnine. 10.35 a.m. Fowl nervous. 
Breathing very rapidly. 10.40 a.m. Fowl wabbles, difficult to 
maintain balance, legs weak, bird does not stand erect. Severe spasm 
of muscles of body and wings lasting 10 seconds. 10.504.m. Fowl 
in sitting position from leg weakness or partial paralysis, breathing 
rapidly. Has had three violent convulsions. Comb and wattles red- 
der than normal. 11 «a.m. Breathing much slower. No more 
spasms. JBird is recovering. 11.20 4.m. Fowl can stand. 12. 
Fowl appears normal. 4.30 p.m. Fowl normal. 
(6) June 25, 10 a.m. Gave 5 pound fowl 2 grains of strych- 
nine in gelatin capsule per os. No effect apparent except a slight 
increase in activity for several moments one hour after administra- 
tion. 
Schneider determined the therapeutic and lethal doses for strych- 
nine nitrate for various birds. His results presented in tabular form 
below refer to doses in milligrams per kilo of body weight. 
