1.1-231. Vent diseases of domestic rabbits. By Frank D, I'lcKenney and 

 J, E. Shiliingcr. 4 ■■'■p., February 19430 (Supersedes Mid- 

 life Research and luan- genent Leaflet B3-79j of Jtnuary 

 1937.) 



Sganptons and treatment of spirochetosis and arine burn, 

 similar notes on niscellaneous infections, 



''X-232, Annual fur catch Df the United States. Corapiled in Division 

 of i-ildlife Research. 22 yp., February 1943. 



Statistics frora the 39 States and Alaska, vjhose li- 

 cense systems and records enabled them to furnish the de- 

 sired figures, v-'hich in most cases are' given by species 

 and for each of several recent ^'•ears. Not sum.iarized* In- 

 troductory remarks relate to Lmport. nee of the fur trade 

 and the nefed of improved r^^gulation of it. 



ViL-233. Poisonous snakes of the United St.:;,tes. Prepared in Division 

 of Vi.'ii^dlife Research. 1? pp." > iJarch. 1943. (Supersedes 

 Midlife Research and iianagemtnt Leaflet BS-70, of November 

 1936.) 



Notes on the kinds of poisonous snakes in the United 

 States; key to the principal species; nai-nes and ranges of 

 the rattlesnakes; poison appart us .of .venomous snakes; 

 characteristics of the venoms; mortality resulting from 

 snake bite; treatiaent for bites of North American poisonous 

 snakes; notes on rattles, young, food habits. Bibliography 

 of 46 titles. 



'.'.X-234. Directions for destroying house. mice. Prepared in Division 

 of Predator and Rodent Control. 3 Dp., February 1943. 

 (Supersedes ' ildlife Research and Ivianagem.ent Leaflet 63-79, 

 of Je^uary 1937.) 



Suggestions concerning trapping and r^oisoning; dis- 

 cussion of the cat as a mcuser; and directions for repell- 

 ing micoe 



V.'L-235. Birdbanding. By Frederick G. Lincoln. ■ 5 PP»i March 1943. 

 (Supersedes " ildlife Leafie.t BS-145., of October 1939 0) 



Discussion of the history of birdbanding, authoriza- 

 tion for the work, qualifications of the participants, and 

 avoiding injury to birds; description of _bands; and state- 

 ment of the value of the work. 



