(there are more photos at their post.)
The Telegraph quotes keeper Bobby-Jo Vial: "They're already eating solid foods and displaying behaviours similar to adults. They're very precocious."
The Sydney Morning Herald story includes this photo from Reuters:
Video from the BBC and NTDTV.
Edit: For some unfathomable reason, the BBC locked their video away, but there's one from the Guardian here: http://www.guardian.co.uk/world/video/2009/feb/20/baby-meerkats-australia