That's weird:

    $ lsb_release -a
    No LSB modules are available.
    Distributor ID:	Ubuntu
    Description:	Ubuntu 14.04.1 LTS
    Release:	14.04
    Codename:	trusty
    $ ls -l /bin/sh
    lrwxrwxrwx 1 root root 4 Feb 19  2014 /bin/sh -> dash