The Long-billed Curlew (Numenius americanus) bears several distinctions among North American shorebirds. In addition to being the largest common sandpiper on the continent, it is also the one with the largest bill. The bill size of the Long-billed Curlew is quite variable, with females generally having notably longer bills than males. The two genders have different shaped bills as well. Male Long-billed Curlew bills show nearly continuous curvature along its length. But the female’s overall flatter bill terminates in a sharply hooked tip. Note how this bird’s lower mandible is distinctly shorter than the upper, falling short of the often sharply curved tip.
Finding Long-billed Curlew in SoCal
Long-billed Curlews are common wintering birds in southern California, gathering in huge numbers on the agricultural fields of Imperial County, and in smaller numbers at Bolsa Chica Preserve and Upper Newport Bay here in Orange County. A certain small number of Long-billed Curlews do not migrate north to their breeding grounds each year, meaning there are some individuals present year round at locations like Bolsa Chica. Continue reading