ornithopters

"The building of the bridge will be completed in a couple of weeks."

"The dry-stone wall used a large, flat through to support the top stones. "

"The tired bird gave one last, weak flapping of its wings before landing heavily on the branch. "

"The flickering TV fascinated the cat."

"The washing machine uses electricity to spin and agitate the clothes, producing clean laundry. "

"The discussion generated an uproar."

"Can I try a little of that sauce?"

"The bird flapped its wings and soared into the sky. "

"My brother and I both attend the same high school. "

"Jones flied to right in his last at-bat."

"Last night, I had strange dreams about flying through space and meeting aliens. "

"The aircraft flew over the school playground during the morning assembly. "