The maps of Baltimore in a new study of transit equity remind Lawrence Brown of the infamous 1930s residential security map segregating the city’s neighborhoods by race and redlining Black re… ...

Unlike most butterflies, Baltimore checkerspots overwinter as caterpillars. They have antifreeze chemicals that enable them ...

To spot a Baltimore checkerspot, look for a black butterfly with a band of large orange spots along the wing edges and inner bands of white spots. Typically, Baltimore checkerspot butterflies are ...