Heather Has Two Mommies meets The March of the Penguins:

A picture book about two male penguins raising a baby penguin is getting a chilly reception among some parents who worry about the book’s availability to children — and the reluctance of school administrators to restrict access to it. The concerns are the latest involving “And Tango Makes Three,” the illustrated children’s book based on a true story of two male penguins in New York City’s Central Park Zoo that adopted a fertilized egg and raised the chick as their own.

AP story here.