Koi day is May 25th. They release them to be adopted on that day :!!! I got one! GL Neomail me: dogandcatpower or ilovenotyou12 or nalenea or erikakakacaca
koi
Not really a fair trade, since it averages about 10k neopoints to create a koi. Even though they are both limited edition pets, the cost to create them are pretty different. August 19th of every month is poogle day, however. On this special day you can create them for free!
The weight of the watermelon on Neopets is varied day to day. Try searching 'Neopets Watermelon' or 'Neopet finders, cheats, and guides' on a searched engine.
october31
May 4th - Hissi Day
Uni Day is on March 2nd.
The ninth of September, I believe.
May 4th .
April 19th
July the 17th
There is no limit on how many pets you can adopt in a day, although you can only have up to four Neopets on one account.
Zafara Day