Sentences with phrase «to flap one's wings»

Working in concert with dual - flap wings in the front fenders, the rear wing constantly changes its angle of attack over the course of a lap.

It should be at least large enough for the bird to be able to flap its wings freely.

Researchers may have finally solved the mystery of how insects flap their wings so fast.

A cage should never be so small that a bird can not easily flap its wings.

Note that the breeding cage should be large enough that the birds can comfortably flap their wings.

He calls them butterfly patterns, although they never flap their wings.

However, as with any parrot species, their habitat needs to be at least big enough for them to flap their wings freely.

Two colonies of butterflies flapped their wings in northern England and the resulting debate was felt around the world.

Also, in a practical sense, shavings can fly all over the place when a bird flaps its wings in the cage for exercise, making a huge mess on the floor.

Using high - speed video and devices that monitor acceleration, they found that newly hatched birds could walk up slopes of 45 degrees in a large part by flapping their wings at a different angle than when flying.

In recent years, though, scientists have started finding ways to mimic the mechanics of bird flight through various robotic ornithopters, aircraft that fly with flapping wings.

Pine and aspen shavings are usually safe to use, but the problem is that they can be blown around everywhere when a bird flaps its wings for exercise.

To say, as some do, that God's universe is a giant machine in which every cog and wheel moves directly under the control of God means not only that every leaf falls and every butterfly flaps its wings at the direct command of God, but also that Adam and Eve sinned at the direct command of God along with every sin, rape, and murder committed since.

If you went back and let a butterfly flap its wings on Venus, at some point Venus and Earth might have been interchanged.

Paleontologist Dennis Voeten and colleagues decided to look for other features that might indicate the dino - birds flapped their wings while flying.

The label assures consumers that the farm animals are raised in environments where they can express their natural behaviors, such as flapping wings and moving around freely, and where they live free of cages and gestation crates.

(Although I must admit it's been hard not to flap my wings around like a bird in my graduation regalia — such huge sleeves!)

At higher wind speeds, the bats tilted their wings up and flapped more vertically [click to watch a brief video of a bat flapping its wings].

The vessel was steaming at more than 20 kilometres per hour into a strong headwind, yet without flapping its wings a lone albatross swooping elegantly just above the waves was easily keeping pace.

MacCready even constructed a flying, remote - controlled, half - scale model of a pterodactyl that flapped its wings under the power of 13 electric motors.

As a goose flaps its wings, it creates uplift for the goose which follows, so that the second goose expends less effort flying.

Without stopping, lift your arms up and down like flapping wings for 20 counts, then forwards and backwards for another 20.

Scientists in the Netherlands have designed the world's first self - navigating, flapping winged robot.

Adding flapping wings to this robot increased its running speed and also its gliding ability.

In the gliding test, flapping wings allowed the bot to sail even farther from the base than it did with the wings fixed.

Its sequel, directed by John Woo, featured all of the filmmaker's trademark visual style (balletic slo - mo gunfights, pigeons flapping their wings also in slo - mo before all hell broke loose) without any of the poignancy or dramatic heft of his best Hong Kong - set films.

Princeton researchers have found that it takes about 100 milliseconds to register a first impression, or as long as a hummingbird flaps its wings.

It's going to be a «full equal» to the current HQ — Amazon is requiring cities to have a spare of up to 8,000,000 square feet of land — and that's a major deal because as said earlier, when Amazon flaps its wings, tornadoes appear.

When I see a bird flap its wings amongst the clouds above, I know that bird is Jesus.

The Marsbees (man, what a weird word to keep typing) are described as «robotic flapping wing flyers of a bumblebee size with cicada - sized wings.»

If you've ever noticed an animal shake itself as they all do, or a bird flap its wings profusely (usually after after a particularly intense situation for them), that's because they are alleviating themselves of the initial and sudden stress that the situation created within their bodies.

However, the lessons gleaned from its oily swims could help other robots with flapping wings overcome damage.

In the moth, these brain - to - muscle signals flap the wings and tilt the body left or right.

Young birds running up steep ramps flap their wings before they can fly, and scientists studying the energetics of flight have found that birds use far less energy running and flapping up steep inclines angles than they do flying at similar angles.

Once submerged, the tiny robot surfaces by slowly flapping its wings at about nine beats per second to maintain stability underwater.

«Its morphing property can not be realized with conventional fabrics (such as nylon or mylar) that are primarily used in flapping wing research.

Albatrosses fly fast for huge distances, barely flapping a wing.

By measuring the changes in the platinum film's resistance, the researchers can detect minute motions, such as vibrations resembling a ladybug flapping its wings, they report online today in Nature.

For example, there has long been interest in building aircraft with flapping wings because «flapping is good for hovering, avoiding obstacles, and managing turbulence.»

As it darts for sugar water on the other side, it rapidly flaps its wings, flying through a laser - illuminated fog of vaporized olive oil particles.

Flapping wings did allow the bot to climb up steeper inclines, and it increased its running speed, but only by 90 %, far from the 400 % theoretically necessary for flight.

Tiny ground - based robots often have difficulty getting up inclines and over objects, Fearing says, so «we had been working on exploring a hybrid locomotion mode, where flapping wings and legs combine to propel the robot.»

Having a pair of flapping wings helped with every test, but especially for gliding.

Launching on four legs, the pterosaur would have flapped its wings till it caught these small pockets of warm air rising from ocean or hot land, and then coasted easily on these for several hours.

Another graduate student, Kevin Peterson, added motorized flapping wings and a tail to make DASH go faster, more than 4 feet per second.

As the birds flap their wings downwards, they create a single large air vortex ring behind themselves rather than two small ones.

Pterosaurs were among the earliest vertebrates to steadily flap their wings to power their flying.

By making the fly change directions in its virtual landscape, the researchers created conditions where the inertial costs of flapping the wings increase, allowing them also to measure elastic storage.