Flightless bird Flightless bird Flightless birds are birds that through evolution lost the ability to fly. There are over 60 extant species including the well known ratites (ostrich, emu, cassowary, rhea and kiwi) and penguins. The smallest flightless bird is the Inaccessible Island rail (length 12.5 cm, weight 34.7 g). The largest (both heaviest and tallest) flightless bird, which is also the largest living bird, is the ostrich (2.7 m, 156 kg). Ostriches are farmed for their decorative feathers, meat and their skins, which are used to make leather. Many domesticated birds, such as the domestic chicken and domestic duck, have lost
Love Is a Four Letter Word (album) on the album." Sandy Cohen from "The Boston Globe" wrote, "The songs about heartache don't detract from the optimistic vibe of this 12-song collection." Jon Caramanica from "The New York Times" criticized the album, writing that the album is "filled with platitudes and, eventually, psychobabble, dippy even by Mr. Mraz's standards." Phil Mongredien from "The Observer" gave the album only 1 star out of 5, writing that "the lyrics alternate between the ludicrous and the banal." Amy Dawson from Metro UK wrote that "Mraz's earnest, melodic guitar pop exerts mainstream appeal, but this will all be a bit earnest teen