Tag Archives: marshes

RGV Towns Share Nature Prize

Thousands of black-bellied whistling ducks visit Ibis Pond at Estero Llano Grande State Park every winter, attracting birders visiting the Rio Grande Valley. (VBR)

From the deck at Estero Llano Grande State Park in Mercedes, I watched approximately 2,000 black-bellied whistling ducks in Ibis Pond as they looked for food, perched on logs and bobbed in the chilly November water. The park’s 200 acres of woodlands, lakes and marshes shelter an amazing abundance of wildlife from seven alligators to diverse birds, butterflies and 24 mammal species as well as native plants.  The mid-Valley park…

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