We could either delve into the arcana behind how and why we add a day to February every four years (thanks, Julius Caesar and Pope Gregory) or we could--

...use it as an excuse to look at leaping dogs.
We could either delve into the arcana behind how and why we add a day to February every four years (thanks, Julius Caesar and Pope Gregory) or we could--

...use it as an excuse to look at leaping dogs.