CRANE KIN is a term used to refer to two species of birds that are closely related to the crane family. These two species are the HERON and EGRET, both of which have five letters in their names. Herons are long-legged wading birds with long necks and pointed bills, while Egrets are white or grey birds with long necks and long legs. Both species are found in wetlands and other aquatic habitats, and they feed on fish, frogs, and other small aquatic animals.