Adults have a grey belly. Adult males are bright blue on top and on the throat with a red breast; they have a brown patch on their back. Adult females have duller blue wings and tail, a brownish breast and a grey crown, throat and back.
Northern birds migrate to the southern parts of the range; southern birds are often permanent residents.
These birds wait on a perch and fly down to catch insects, sometimes catching them in midair. They mainly eat insects and berries.