They are speedy swimmers, adorable waddlers, and frequent movie stars. What's not to love about penguins?
Penguins don't have teeth. Fleshy spines inside their mouths help them swallow fish. The protrusions face backward to help guide the catch down their throats.
Penguins don't have teeth. Fleshy spines inside their mouths help them swallow fish. The protrusions face backward to help guide the catch down their throats.