It does look a bit on the skinny side, but so did mine when I bought it. Young ones seem to get big fast.

https://fbcdn-sphotos-g-a.akamaihd.net/hphotos-ak-ash4/1073738_562210867148275_141141677_o.jpg

https://fbcdn-sphotos-a-a.akamaihd.n...81792426_o.jpg

First picture is the night I brought him home, chewing on dubias. Second one is 7 days later, the difference is crazy.