The two sources are about a king penguin chick named Pesto who lives at the Sea Life Melbourne Aquarium in Australia. Pesto has become a social media sensation due to his unusually large size, weighing 46 pounds at only nine months old. The articles detail his massive appetite, his recent gender reveal, and the public's fascination with his growth and development. The sources highlight how Pesto has captivated audiences online and in person, becoming a beloved figure at the aquarium.