Jeff Stanfield & Andy Shaver are joined by Dr. Philip Lavretsky, who is a professor at the University of Texas at El Paso. They discuss the pintail decline and the northern expansion of the Mexican Tree duck, what forced male ducks manifest bright colors, human impact on where waterfowl migrate, and what the first duck might have looked like millions of years ago.
Episode #655: The New Guy
BONUS EPISODE: NFL Week 11 Pick 'Em - Josh Stoner
Episode #654: Matt Robertson
BONUS EPISODE: NFL Week 10 Pick 'Em - Lawson King
Episode #652: David Schuessler
Episode #651: Guide's Round Table
Episode #650: Chris Costa
BONUS EPISODE: NFL Week 9 Pick 'Em - Harry Steen
Episode #649: Alex Langbell
Episode #648: Dustin Wolf
Episode #647: Camron Miller
Episode #646: Fentanyl Crisis
BONUS EPISODE: NFL Week 8 Pick 'Em - Tony Stanfield
Episode #645: Do & Do Not
Episode #644: Well Traveled
BONUS EPISODE: NFL Week 7 Pick 'Em - Jessy Shaver
Episode #643: Mitch McLaury
Episode #642: Lyle Avis
Episode #641: Dave Reese
BONUS EPISODE: NFL Week 6 Pick 'Em - Garrett Backman
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