At about 10 months old, the beloved bird has begun fledging, or losing his fluffy baby feathers and gaining sleek adult ones ...

“As Pesto sheds his juvenile feathers and develops his sleek, waterproof adult plumage, he’s beginning to look more like an ...

The viral king penguin chick at Sea Life Melbourne Aquarium is beginning to lose his youthful down, a process that will give ...

A viral internet sensation has debuted a brand-new look for his adoring fans to admire the world over. Pesto the king Penguin ...

The viral fluffy penguin is molting his baby feathers - The fluffy chick’s chunky form is slimming down as he starts to ...

Viral sensation Pesto the penguin is showing off a new look these days as he starts molting his baby feathers.

Pesto, the viral juvenile king penguin at Sea Life Melbourne Aquarium in Australia, is starting to lose his baby feathers. ...

Melbourne’s 50-pound celebrity chick is molting, revealing adult feathers beneath his iconic brown fluff. Here’s what to expect as he waddles into adulthood.

Molting is a crucial phase in a king penguin’s life because it signifies the start of independence as they prepare to leave the colony.

Melbourne Aquarium's giant-sized penguin — has entered his awkward "teenage phase" and is shedding his fluffy brown feathers.

Do you remember Pesto the king penguin chick who reached stardom in September? Zookeepers say he is now entering his "awkward teenage phase".