Pictures taken during the Houston Ornithology Group's Spring Quarterly Trip to the Lower Rio Grande Valley from April 29th through May 2nd, 2010. Locations visited were the Brownsville Sanitary Landfill, Bentsen Rio Grande Valley State Park, Anzaldous County Park, Estero Llano Grande, Progresso Sod Farms, Norias Division of the King Ranch, South Padre Island, Valley Land Fund Migratory Bird Sanctuary, and The South Padre Island Convention Center.