yellow or purple. Then the squat northern rockhopper penguin walks a couple of times across an 8-by-10 canvas while a biologist showers her with enthusiastic praise.

Pesto the penguin is shedding. Here's what's next for this icon. Pesto the penguin is shedding. Here's what's next for this icon. Seaweed that tastes like bacon, a yellow penguin, and more wonders ...

“Somebody got her used to the different textures she’d need to walk on ... feet in bright blue, green, yellow or purple. Then the squat northern rockhopper penguin walks a couple of times ...