What is the wing structure of an ostrich?

What does the expression as light as a feather mean? What ninja kiwi games have achievements? How much does a full grown bald eagle weigh? If you make a wave in a rope so that one wave passes every second what is its frequency? What bird would be most likely to buy a toupee? Is patch perfect grass seed fertilizer safe for birds? What company logo has a feather? How many days does it take for birds eggs to hatch? What kind of milk do you feed baby duck? How do kestrels fly? What is the only bird that is unique to Scotland? Can lovebirds be traumatized from a wing clipping at the vet? Why is Aquila called eagle? Do macaws and toucans eat the same food? What are characteristics of emperor penguin? What do quail do when they're ready to mate? What is fear of turkeys? What are some characteristics of pheasants? Is it bad for a bird to hit your window? Do peacocks and peahens make the same sound?