Global relationship between body size shifts and biogeographical range shifts between the tropical and temperate zone in extant Odonata. Credit: Journal of Biogeography (2022). DOI: 10.1111/jbi.14544 ...
Millions of years ago, oversized insects such as griffinflies boasting wingspans comparable to today's hawks scuttled across (and fluttered above) the planet. But why these jumbo jets of the insect ...
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Why don't giant prehistoric insects still exist?
Three hundred million years ago, dragonfly-like creatures with wingspans stretching 70 centimeters patrolled the skies of a world nothing like our own. These griffinflies, as paleontologists call them ...
Imagine a dragonfly with a two-foot wingspan whizzing by your head. That was prehistoric Earth, and scientists just realised they've had the wrong explanation all along.Some 300 million years ago, the ...
The size of dragonflies and damselflies varies around the globe. These insects are generally larger in temperate areas than in the tropics. According to a new study from Lund University in Sweden, ...
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