ANTS AND PLANTS 



187 



to the Fiji Islands. Such a wide distribution of plants 

 whose seeds are not adapted for transportation by 

 wind or ocean currents itself argues in favour of their 

 dispersal by birds ; now we find that the seeds of these 



Rubiacece are surrounded by a viscous pulp which is 

 attractive to fruit-eating birds such as pigeons, and, 

 even if the seeds are not actually swallowed, they 

 may by virtue of the viscous pulp adhere to the feet 



