Yes they are probably taking it back to the hive to cool it down to between 93ºF and 95ºF
They need water for dehydration and to mix with honey to feed their young, as well as cooling the hive.
Check June's article for Charleen's (Ridesredmule) water dish for her local bees. Photo is on the bottom right.
http://garden.org/articles/vie...
