Bird feeding between April & September encourages Bronzed Cowbirds to the detriment of local nesting species at Bentsen-RGV State Park.Cowbirds have caused a major decline in threatened and endangered species of North American birds.Bronzed Cowbirds and Brown-headed Cowbirds are brood parasites – laying eggs in the nests of other birds, which become unsuspecting surrogates to a baby cowbird.Migrating Red-winged Blackbirds arrive in March, taking over feeding stations.Birds defending nests & territories rarely leave nesting site/territory.Nesting birds need insects and other natural foods for egg production and nestlings.Local songbirds start nesting in March. This limited software license Agreement (Agreement) applies to your use of Stern Pinball Software pre-installed on a Stern Pinball Machine and any Authorized Updates made available to you.There is a considerable drop in feeder activity as soon as local birds enter their breeding cycle. Our bird feeding practices are geared towards the health and benefit of the birds themselves.Įach year, resident birds begin to vacate bird feeding stations around the 2 nd week of March.

When the Visitor Center is closed, please pay at self-pay station beside main gate into the park.īird Feeding November through March at Bentsen Special programs are available upon request. Please call ahead to confirm program schedule during your visit. Fun and informative programs for all ages! Scheduled programs are FREE with park admission.

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