no. 7 



FLOCKS OF NF.OTROPICAL BIRDS — MOYNIHAN 



23 



Table 8. — Data from observations in and around the clearing on Barro Colorado 

 Island between October 26 and December 20, 1959 



Associations between plain-colored tanagers and certain other species in mixed 

 flocks. 



No. of times seen with 

 No. of times seen with plain-colored tanagers 



plain-colored tanagers in flocks of 3 or 



Species in 2-species flocks more species 



Palm tanager 39 37 



Blue tanager 19 31 



Golden-masked tanager 5 7 



Green honeycreeper 11 11 



Red-legged blue honeycreeper 3 8 



Blue dacnis 2 2 



Crimson-backed tanager 1 7 



Summer tanager 2 3 



Fulvous-vented euphonia 1 4 



Bananaquit 3 2 



Yellow warbler 1 5 



Table 9. — Data from observations in and around the clearing on Barro Colorado 

 Island between October 26 and December 20, 1959 



Associations between palm tanagers and certain other species in mixed flocks. 



No. of times seen with 

 No. of times seen with palm tanagers 



palm tanagers in flocks of 3 or 



Species in 2-species flocks more species 



Plain-colored tanager 39 37 



Blue tanager 9 25 



Golden-masked tanager 5 



Green honeycreeper o 12 



Red-legged blue honeycreeper 1 12 



Blue dacnis o 2 



Crimson-backed tanager 1 5 



Summer tanager 2 4 



Fulvous-vented euphonia 1 3 



Bananaquit 3 5 



Yellow warbler 3 



Table 10. — Data from observations in and around the clearing on Barro Colorado 

 Island between October 26 and December 20, 1959 



Associations between blue tanagers and certain other species in mixed flocks. 



No. of times seen with 

 No. of times seen with blue tanagers 



blue tanagers in flocks of 3 or 



Species in 2-species flocks more species 



Plain-colored tanager 19 31 



Palm tanager 9 25 



Golden-masked tanager 1 5 



Green honeycreeper 2 7 



Red-legged blue honeycreeper 1 9 



Blue dacnis 1 2 



Crimson-backed tanager 2 4 



Summer tanager 1 3 



Fulvous-vented euphonia 2 3 



Bananaquit o 3 



Yellow warbler o 3 



