108 



CALVIN P. STONE 



founded on numerous observations for periods lasting from one- 

 half to one hour, on over fifty young males used in the various 

 phases of this study. 



TABLE 1 



LIST OF CATEGORIES USED IN RECORDING THE BEHAVIOR OP 

 YOUNG MALE WITH ADULTS 



ABBREVIATED CODE 



1 . Nibbling at head, neck, body and limbs from any position ; 



sniffing and nosing or licking at any region of female's 



body other than elbows and vaginal and anal region Nibbling 



2. Smelling or licking in ano- vaginal region Licking 



3. Exploring cage, nibbling at foreign matter in cage, climb- 



ing about cage, and running in cage not involving pur- 

 suit or escape from female Cage explor. 



4. Following female as she moves about cage with head in 



close proximity Following 



5. Idle, resting not asleep Idle awake 



6. Idle, asleep Idle asleep 



7a. Wrestling young male the aggressor Wrest. young 



7b. Wrestling adult female the aggressor Wrest. adult 



8a. Fighting young male the aggressor Fight. young 



8b. Fighting adult female the aggressor Fight. adult 



9. Nibbling, kicking, or scratching own body, other than 



penis -. Scratching 



10. Licking penis, or young female licking external genitals. . . Lick. penis 

 lla. Female sniffing, licking, or nibbling body of male other 



than genital organs male passive F. lick. Body 



lib. Female sniffing, licking, or nibbling genitals of male F. lick. Genit. 



12. Reciprocal sniffing, licking, or nibbling genitals Recip. lick. 



13. Fear response, in which male assumes definite physical 



attitude or pose *. Posing 



14. Mounting, involving clasp and palpation of female's sides Mounting 



15. Miscellaneous Miscel. 



16. Fear response of male in which pose is not assumed. 



Remains stationary or moves about cage Caution 



17. Nursing or attempts at nursing Nursing 



18. Act of copulation Coition 



19. Smelling or licking right elbow (hair saturated with aque- 



ous solution of pituric acid) Rt. Elbow 



20. Smelling or licking left elbow (control) Lt. Elbow 



By this method of observation, the behavior of young males 

 with the female has been sampled from day to day throughout 

 the period of development from weaning to sexual maturity. It 



