Bill wide at base; gape very large; feet small, weak; general form
adapted to the capture of insects on the wing, and in some of the
families to rapid and long-continued flight. This group contains the
Goatsuckers (_Caprimulgidæ_), the Swallows (_Hirundinidæ_), the Trogons
(_Trogonidæ_), the Bee-eaters (_Meropidæ_), and the Kingfishers
(_Halcyonidæ_).