The three immigrant penguins arrived looking quite different to how they've evolved to look now. But the underlying theme hasn't changed.
Here are selection of strips, one for each year of syndication:
The world has certainly changed in 13 years. Electric cars are now awesome. Solar and wind power are cheaper than fossil fuelled power in the majority of the world. Regenerative agriculture is catching on as a way to build soil (and fix carbon). And more people CARE.
Let's celebrate that.