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  2. Insect flight - Wikipedia

    en.wikipedia.org/wiki/Insect_flight

    Wings may have evolved from appendages on the sides of existing limbs, which already had nerves, joints, and muscles used for other purposes. These may initially have been used for sailing on water, or to slow the rate of descent when gliding. Two insect groups, the dragonflies and the mayflies, have flight muscles attached directly to the ...

  3. Time dilation - Wikipedia

    en.wikipedia.org/wiki/Time_dilation

    Time dilation was used in the Doctor Who episodes "World Enough and Time" and "The Doctor Falls", which take place on a spaceship in the vicinity of a black hole. Due to the immense gravitational pull of the black hole and the ship's length (400 miles), time moves faster at one end than the other.

  4. Insect winter ecology - Wikipedia

    en.wikipedia.org/wiki/Insect_winter_ecology

    Insects that live under the water have different strategies for dealing with freezing than terrestrial insects do. Many insect species survive winter not as adults on land, but as larvae underneath the surface of the water. Under the water many benthic invertebrates will experience some subfreezing temperatures, especially in small streams.

  5. Fly - Wikipedia

    en.wikipedia.org/wiki/Fly

    Diptera is a large order containing more than 150,000 species including horse-flies, [a] crane flies, hoverflies, mosquitoes and others. Flies have a mobile head, with a pair of large compound eyes , and mouthparts designed for piercing and sucking (mosquitoes, black flies and robber flies), or for lapping and sucking in the other groups.

  6. Common green bottle fly - Wikipedia

    en.wikipedia.org/wiki/Common_green_bottle_fly

    Its body is 10–14 mm (0.39–0.55 in) in length – slightly larger than a house fly – and has brilliant, metallic, blue-green or golden coloration with black markings. It has short, sparse, black bristles and three cross-grooves on the thorax. The wings are clear with light brown veins, and the legs and antennae are black.

  7. Housefly - Wikipedia

    en.wikipedia.org/wiki/Housefly

    Houseflies process visual information around seven times more quickly than humans, enabling them to identify and avoid attempts to catch or swat them, since they effectively see the human's movements in slow motion with their higher flicker fusion rate. [5] [6]

  8. Why some airlines' planes fly slower than others - AOL

    www.aol.com/finance/why-airlines-planes-fly...

    Despite the occasional pilot informing passengers (proudly) of an intention to “make up time in the air,” people usually assume planes are going as fast as they safely can, like a speed limit ...

  9. Firefly - Wikipedia

    en.wikipedia.org/wiki/Firefly

    Photuris female by flash photography (above); by her own light (below) Light production in fireflies is due to the chemical process of bioluminescence. This occurs in specialized light-emitting organs, usually on a female firefly's lower abdomen. The enzyme luciferase acts on luciferin, in the presence of magnesium ions, ATP, and oxygen to ...