other fantails.
Fantails are fish and fish do not drink. So the answer is 'Nothing'.
Fantails, otherwise the kinds that are fairly aggresive and fight over food and also don't get very big.
Fantails are small birds found in Australasia. There are 40 known species of this bird and they are not endangered.
worms that their mothers have chewed for them
no
The Fantails set out beyond the rainforest level of the world, they also live near human habitation.
for stabillity when they fly
Mostly on Goldfish and Guppies.
most insects
Small flies and insects
the adult fantail lays eggs then in a couple of mounths the eggs hatch and become baby fantails then they grow to adult fantails and have more eggs