Long ago, in the before-time, all birds spoke the same language. This month, we learn why their languages multiplied, and what this has to do with a trick played by a sickly old quail with a love for gossip.

As you step out this summer with binoculars on your eyes, listening in on the gossip in the treetops, you might remember that ancient summer when the birds squabbled and the flowers grew teeth.

You’ll receive two pdf files of the book: one formatted for screen reading (labeled “SCREEN”), and another formatted for double-sided printing (labeled “PRINTABLE BOOKLET”). Please don’t distribute this top-secret content!