
Figure 1. Greater Free-tailed Bat 
Molossus rufus rufus, male, ven- 
tral view, showing musk gland on 
chest. (Photo by Trinidad Re- 
gional Virus Laboratory) 


Figure 2. High volume, power oper- 
afed spraying equipment with hose 
line. Note roof ventilation holes 
above window. (Photo by A. M. 
Greenhall ) 

Figure 3. Typical experimental house showing louvres 
and corrugated roofing. 
18 
(Photo by Gerald Stell) - 
