Whatever the scientists give them. Which is probably mouse/rat pellets that you can buy probably anywhere that sells pet supplies.
No. Oranges eat mice.
Lab mice were originally bred from pet mice. Now they are kept in special animal facilities where they are safe from diseases. There are a number of suppliers of lab mice that sell to research institutions, for example: Taconic (www.taconic.com)
yes they do eat mice
No,they eat grains.
yes they do eat mice
No, they do not eat mice. They eat insects, seeds, and berries.
Mice are known to eat insects.
Yes, mice can eat chips.
no, mice do not eat weasels
They are used in labs as lab rats
they usually eat rodents such as mice they usually eat rodents such as mice they usually eat rodents such as mice Maybe dolophins eat rodents but dolphins eat fish
no mice does not eat tea bag