About the Author

John Tveten and Gloria Tveten are veteran Texas naturalists, photographers, and freelance writers. For more than three decades, their articles and photographs have appeared in a wide variety of magazines and books, and they are frequent field trip leaders and speakers at nature and birding festivals. The Tvetens, authors of several books, live in Baytown, Texas.

Reviews

It is a warm but cloudy morning as we emerge from the dense mesquite thicket to stand on the northern bank of the Rio Grande. A small flock of green jays, purple-and-black heads contrasting brilliantly with green-and-yellow body plumage, noisily announce our presence. Slowly we work our way downstream, checking off on a mental list the other subtropical birds we see in this birder's paradise along the Mexican border....