He's may only be 5-months-old, but he's already learning how to hike!Giuliana Rancic shared this adorable photo over the weekend of her baby boy Duke and loving hubby, Bill Rancic, taking a break from their big outing."Time to refuel. #hickingwiththeduke with @billrancic," she captioned the sweet snapshot.Their little man looks comfy as he happily sits in daddy's baby carrier and enjoys a yummy bottle.The cutest part of the pic? Duke's tiny toes peaking out under Bill's arm.We love that Giuliana and Bill make it a priority to spend time together as a family. In December, the E! News host revealed how difficult it's been getting back to work“I could give you the Hollywood answer and just say it’s been great going back to work,” she confessed to In Touch, “but the real answer is, it’s hard. What’s important now is different from what was important a few months ago.” Luckily, the 37-year-old TV personality has found a happy medium. Giuliana shared her amazing stress-free getaway with Bill and Duke to kick off 2013, where she she told In Touch that they "had an amazing week." We can't wait for the pic of their next family trip!