The problem with diffusion is that it’s notoriously slow. The oxygen constraint hypothesis argued that the larger the insect grows, the further the oxygen must travel to reach the deepest tissues. “As ...
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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 ...
The Wildlife Conservation Society (WCS) is sounding the alarm for one of the world's most overlooked carnivores: the striped hyena.
Our planet relies on millions of living creatures to keep its ecosystems functioning properly. Many species work quietly in the background to pollinate plants, clean our water, and build healthy ...
Spring cleanup is your chance to reset the yard after winter, but a few common missteps can turn that fresh start into a pest magnet. Rushing the timing, piling debris in the wrong places, or watering ...