He's just popping up to say hello, no need to be alarmed.
If my obsession with "Planet Earth" is worth anything, I get the feeling that sharks and penguins aren't the best match. This couple must have been in an "opposites attract" situation.
This land shark is harmless. All he wants is your dirty laundry!
Remember, whatever the little guy has eaten has also been eaten by the big guy who eats him.
Don't camp too near the ocean with one of these. The real sharks might start getting ideas.