Older than the dinosaurs: scientists finally unlock secret of the mayfly’s dance

macro shot of a mayfly on a green leaf

On a spring evening along the banks of the River Thames, thousands of mayflies can be seen engaging in what may be one of the world’s oldest dances. In the fading light, the males make a steep vertical climb, flip over and float back to Earth – wings and tail outstretched in a skydiving posture so as to drop slowly through the sky. Mayflies are among the world’s oldest winged insects, emerging roughly 300m years ago – long before dinosaurs walked the Earth. Even the Mesopotamian poem the Epic of Gilgamesh, one of the oldest pieces of literature, makes reference to the short-lived mayfly.

Over the epochs, the insect’s basic design has changed very little compared with the fossils of their ancestors. “They have retained these odd characteristics and we can probably assume that they’ve been doing this [dance] for hundreds of millions of years, and yet we don’t really know why,” says Samuel Fabian, a research fellow at the University of Oxford who studies the aerial behaviours of insects. Now, Fabian and his colleagues at Imperial College London think they finally have an answer. In new research published in the Journal of Experimental Biology, the scientists reconstructed the flight behaviour of the common mayfly, filming large swarms in the London borough of Richmond in 3D and analysing the insects’ flight paths.

Source: Older than the dinosaurs: scientists finally unlock secret of the mayfly’s dance | Insects | The Guardian

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Proverbs 21:3

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The Activities I can lose myself in.

fisherman holding a brown trout above net in river
Daily writing prompt
What activities do you lose yourself in?

There are a few things that I lose myself in. They have been my go to things that I have done ever since I was a child. These are the thing sthat help keep me in a sound mind.

TO begin with, I have always been addicted to fishing. It does not matter what kind of fishing, from freshwater to saltwater. Bass fishing, Trout fishing, fly fishing and every other type of fishing that you could imagine. It has been one of my go to get aways.

Second, getting out in and spending time in my garage and tinkering with anything mechanical is another activity I use to clear my mind. Work on an old car, motorcycle, or snowmobile gives me extra piece of mind.

Third, spending time in the woods is meditative and mind clearing. It does not matter if I am going hunting, camping or hiking it is where I love to spend my time.

Finally, spending time time with my family completes the list of actives that I can lose myself in. Between all of these things they help me keep my sanity and always give me something to do.