What's the Kennection? #275

What national mammal of Mexico is the largest cat native to the Americas?

In which epic poem by Homer does the witch Circe turn half of a ship's sailors into swine?

How many squares are there on a checkerboard?

What rock trio had its song "Invisible Touch" knocked out of the #1 spot in 1986 by former bandmate Peter Gabriel?

In what 1991 comedy does the title conversion turn a misogynistic man into a beautiful woman played by Ellen Barkin?

What's the "Kennection"?