So the Great Flood has receded, and Noah is releasing all of the animals from the ark... ... Everything is going smoothly - the giraffes, bears, birds - all of them are going forth and repopulating the earth. Suddenly, a pair of snakes goes up to Noah. He says ""What's wrong? Go forth and multiply!"" The snakes say, ""We can't. We're adders."" So Noah goes into the forest and chops down some trees to make some log tables. ""There,"" he said to the snakes, ""now you can multiply by adding.""