The common method of navigation of small streams by the native Panamanians is by means 

 of the caynca or dugout, which varies in length from eight to thirty-flve feet, and is cut from a sin- 

 gle tree. These boats are used by the natives for bringing fruit and produce to market and it is 

 a common sight to see them loaded with sugar cane cut in sections eight or ten feet in length 



Scene on the Rio Chilibrillo up which trips were made to visit the bat caves. As palms never 

 grow in water, something of the extent of the flooding of this region can be judged 

 242 



