A sea animal from Australia is capturing the hearts of the Internet: Pesto the penguin. The furry and cute baby King Penguin is only 9 months old and already weights 46 pounds.

Pesto, who weighs 46 pounds at just nine months old, has been on display at an Australian aquarium since April. As he grew, so did his social media fanbase — especially after a recent gender reveal.

Why do our reef fish change color so often when they grow from a baby to adult? This mystery is just now being solved because there are so many people out in the water with cameras to document the ...