Why does my hamster keep falling asleep randomly?

http://www.sofunpetproducts.com/catalog/… This is the cagebi have and obviously its a tank topper on top of a 20 gallon aquarium and it has 3 levels.... Haha (: anyways.. My hamster is getting bedding all ober my floor and i guess its not that...

I got my dwarf hamster from a pet store 6 months ago and she lives in the Habitrail systems, where the tunnels all connect. Well recently I've noticed she has been walking into her tunnel, turning around and falling backwards into her "den"...

My hamster just keep falling over falling on the left I think he is sick she is 3 years old and it seems that it's butt is alittlebit wet at times I was suspecting diarrhoea but no sing of it in the cage

My almost 3 year old hamster nibbles has a strange fleshy lump next to her nose and spreading under chin, she seems ok in herself i guess, apart from seeming a little bit wobbly on her feet, she keeps falling over. She is eating and drinking well and...

This is my first time breeding hamsters, and yes, I did do some research. But I'm still wondering how long until the babies are born? I saw them 'in action' about a month ago. Now, her stomache is big. Her nipples are also noticeable. She is building...

i got my hamster like mouths ago and i got her this cage http://images.bizrate.com/resize?sq=500&uid=1000082394 with this attachment cause she slept in the wheel http://www.petworldshop.com/pictures/crittertrail-expansion-kits.jpg. and her cage keeps...

I took my hamster out of my cage and she ran off my hand. This is common for her to do as she is still fairly new. But she ran off my hand several times with me trying my best to keep her from doing it again. This happened about six to eight times. The...