gate was closed, and though the dog might have jumped the fence, he didn't. He was digging a hole underneath. And Snap saw him. That's why Snap growled.
"Oh, Bert! Look!" cried Nan.
As she spoke the dog managed to get through the hole he had dug, and into the Bobbsey yard he popped. But he did not stay there long. Before he could run toward Bert and Nan, if, indeed, he had that notion, Snap had leaped toward the unwelcome visitor.
Snap growled and barked in such a brave, bold way that the other dog gave one long howl, and then back through the hole he wiggled his way, faster than he had come in. But fast as he wiggled out, he was not quick enough, for Snap nipped the end of the big dog's tail and there was another howl.
"Good boy!" cried Bert to his dog, as Snap came back to him, wagging his tail, having first made sure, however, that the strange dog was running down the street. "Good, old Snap!"
And Snap wagged his tail harder than ever,
