(Phys.org)—Why are the leaves on the tallest trees all about the same size, and why aren't those tall trees even taller? It all has to do with basic scientific principles at work in nature, according to researchers at Harvard ...
General Physics
Jan 14, 2013
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Why is a banana leaf a million times bigger than a common heather leaf? And why are leaves generally much larger in tropical jungles than in temperate forests and deserts?
Environment
Sep 1, 2017
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133
(Phys.org) -- UCLA life scientists have discovered new laws that determine the construction of leaf vein systems as leaves grow and evolve. These easy-to-apply mathematical rules can now be used to better predict the climates ...
Plants & Animals
May 23, 2012
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Animal weapons such as antlers, tusks and limbs specialized for fighting require a large energy expenditure to produce and may cost even more to maintain. Because the leaf-footed bug sheds its large hind limbs, used as weapons ...
Plants & Animals
Nov 15, 2018
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Why is a banana leaf a million times bigger than a common heather leaf? Why are leaves generally much larger in tropical jungles than in temperate forests and deserts? The textbooks say it's a balance between water availability ...
Ecology
Sep 1, 2017
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35
Ever looked carefully at the leaves on a plant and noticed their various sizes and shapes? Why are they different? What controls the size and shape of each individual leaf? Very little is known about the developmental control ...
Plants & Animals
Feb 25, 2010
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Batesian mimicry is a common evolutionary tool where unprotected species imitate harmful or poisonous species to protect themselves from predators. To date, nearly all examples of Batesian mimicry have come from studies on ...
Ecology
Jun 13, 2016
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5
A study led by Baylor University geologists shows that a new method that uses different size and shape traits of leaves to reconstruct past climates over the last 120 million years is more accurate than other current methods.
Earth Sciences
Apr 18, 2011
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One-third of the Earth's surface is covered by more than 11,000 grass species—including crops like wheat, corn, rice and sugar cane that account for the bulk of the world's agricultural food production and important biofuels. ...
Plants & Animals
Mar 25, 2021
1
28
Scientists from UNSW and Botanic Gardens of Sydney have trained AI to unlock data from millions of plant specimens kept in herbaria around the world in order to study and combat the impacts of climate change on flora.
Plants & Animals
Jun 20, 2023
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