The barred owl’s westward migration threatens other species and a whole ecosystem

The barred owl’s westward migration threatens other species and a whole ecosystem

A new study of nearly 800 barred owls on the West Coast shows the invasive predator feeds on 29 species given special conservation status by federal and state governments. The list includes mammals, birds, fish, amphibians and reptiles, according to an analysis led by researchers at the University of Wisconsin–Madison, who describe the wide-ranging pressure […]

Read More

Birds of Delevan National Wildlife Refuge

Birds of Delevan National Wildlife Refuge

According to the Sacramento National Wildlife Refuge Complex website, Delevan National Wildlife Refuge comprises 5,797 acres, including seasonal marsh, permanent ponds, and uplands. It is predominately a hunting refuge for waterfowl and pheasant. Wildlife observation takes place from the county roads, on the perimeter of the refuge. There is one notable exception to this, the […]

Read More