Franco Banfi / Bridled parrotfish (Scarus frenatus) clownish grin reveals its power tools: grinding teeth used to scrape algae from rock, Maldives, Indian Ocean. Highly commended in the Underwater World Category of...

Juergen Freund / Detail of eye of Parrotfish (Scarus rivulatus) Komodo NP, Indonesia

Juergen Freund / Large schooling Bumphead parrotfish (Bolbometopon muricatum) with a passing Hawksbill turtle (Eretmochelys imbricata). Sipadan Island, Sabah, Malaysia

Mary McDonald / Hyacinth Macaws (Anodorhynchus hyacinthinus) pair perched in Palm tree, the Pantanal, Brazil, South America.

Aflo / ic-10501 Scarlet macaw preening {Ara macao}

Aflo / ic-14206 Pair of Lovebirds perched {Agapornis sp}

Tim Laman / Rainbow lorikeets (Trichoglossus haematodus moluccanus) native to Eastern Australia, captive

Stephen Dalton / Close up of feather of a parrot

Wild Wonders of Europe / Geslin / Monk parakeet (Myiopsitta monachus) pair perched in tree in the Vatican garden, Rome, Italy, March 2010

Wild Wonders of Europe / Geslin / Monk parakeet (Myiopsitta monachus) pair perched in tree in the Vatican garden, Rome, Italy, March 2010

Wild Wonders of Europe / Geslin / Monk parakeets (Myiopsitta monachus) at fountain in the Vatican garden, Rome, Italy

Stephen Dalton / Orange winged amazon parrot (Amazona amazonica) in flight.