Protopopova, A., Gilmour, A. J., Weiss, R. H., Shen, J. Y., & Wynne, C. D. L. (2012). The effects of social training and other factors on adoption success of shelter dogs. Applied Animal Behaviour Science, 142(1), 61-68. doi:https://doi.org/10.1016/j.applanim.2012.09.009
					
									
					 
					
					
			
					
											
					
															
						Dogs can be held temporarily or permanently in kennels for a number of reasons, not necessarily for their own benefit. Although restrictive environments have been associated with poor welfare, priorities for research and change cannot be understood unless the various aspects of the kennel environment are appreciated separately.
					
									
					 
					
					
			
					
											
					
															
						Titulaer, M., Blackwell, E. J., Mendl, M., & Casey, R. A. (2013). Cross sectional study comparing behavioural, cognitive and physiological indicators of welfare between short and long term kennelled domestic dogs.  Kennel Design Environment welfare
					
									
					 
					
					
			
					
											
					
															
						Stephen, J. and Ledger, R.  A longitudinal evaluation of urinary cortisol in kenneled dogs, canis familiaris. environment kennel design welfare
					
									
					 
					
					
			
					
											
					
															
						Willen, R. M., Schiml, P. A., & Hennessy, M. B. Enrichment centered on human interaction moderates fear-induced aggression and increases positive expectancy in fearful shelter dogs 
					
									
					 
					
					
			
					
											
					
															
						Coppola, C.L., Enns, R.M., and Grandin, T.  Noise in the animal shelter environment: Building design and the effects of daily noise exposure. Environment noise kennel design welfare