yes
Any member who is just starting to play Moshi Monsters would have zero moshlings, the least amount of moshlings you can have. This would change daily, with members attracting moshlings and new members joining.
To get Moshi Monster Moshlings, go to the Moshling Garden on the map. Then, plant combinations that would attract Moshlings.
Since Moshi Monsters continues to add Moshlings, it would be difficult to keep an accurate list of everyone who has all the Moshlings. Just check out member's Moshling Zoos when you visit their room to find out how many moshlings they have.
There are many members who have all the moshlings. It would be difficult to keep an up to date list because Moshi Monsters continues to add new moshlings. Just check out member's Moshling Zoos when you visit their room to find out how many moshlings they have.
Moshlngs do not need to be fed, only Moshi Monsters need to be fed. Feeding Moshlings isn't part of the game and would cost too many Rox to feed all your Moshlings, especially for members who have 50 or more Moshlings.
There are moshlings which have not been released yet on Moshi Monsters, and those would be the only ones that no one has. Some moshlings show up in the Moshling Zoo before they are released, so no one would have those moshlings until they are released.
There are many Moshi Members who have 60 moshlings, however this will always be changing as more members gain moshlings and other members stop playing. You would also have to be a paid member to have 60 moshlings.
To hear the different sounds you would be better to visit random rooms on Moshi Monsters, discovering all the different Moshlings.
Moshi Monsters will continue to add moshlings so that members will continue to play the game. Since they will continue to add moshlings, it would be difficult to keep this answer current. The best way to find out about new moshlings is to read the Daily Growl. They are also adding new ways to get moshlings, such as completing Super Moshi Missions or making a purchase to get a code for a special seed.
Moshi Monsters continues to release new moshlings all the time so it would be difficult to know if anyone has all the moshlings. Also, WikiAnswers does not disclose personal information about people, including Usernames, due to privacy regulations and WikiAnswers policies.
When you attract each of the Moshlings you are shown their bio. You could use this to identify the cleverest Moshlings!
Since Moshi Monsters continues to add new moshlings, it would be very difficult to find one picture that has all the moshlings. You can see individual pictures in the Daily Growl and on the Moshi Monsters Wiki web site. See Related Links.