The other much larger subfamily is the Cardueline finches in the subfamily Carduelinae which feed their young on seeds.
The Fringilla finches are seed-eating passerine birds restricted to the Old World. These birds have a bouncing flight with alternating bouts of flapping and gliding on closed wings, but feed largely on the ground.
History, Structure, Evolution, Behavior, Distribution, and Ecology of the Extinct Hawaiian Genus Ciridops (Fringillidae, Carduelini, Drepanidini)
Dec 01, 2012; Among the most beautiful (Frontispiece, Fig. 1) and enigmatic of the exuberant adaptive radiation of Hawaiian cardueline finches...