Floral displays, such as the color, shape, size, and arrangement of flowers, are typically thought to have evolved primarily in response to selection by pollinators—for animal-pollinated species, being able to attract ...
Plants & Animals
Jun 8, 2012
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Biologists Laura Carolina Leal and Felipe Passos have performed a series of experiments to determine how plants with extrafloral nectaries interact with ants in Brazil's Northeast region—specifically, in the interior of ...
Plants & Animals
Jul 18, 2019
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Scientists connected to VIB and Ghent University have discovered how plants turn their defense mechanisms on and off. The system is apparently controlled by a key protein that the researchers have named "NINJA." The discovery ...
Cell & Microbiology
Apr 1, 2010
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Insects are picky eaters, and not the voracious eat-everything-in-sight bingers that devour all the plants in your garden.
Plants & Animals
Jan 29, 2015
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Chemical changes in tree leaves subjected to warmer, drier conditions that could result from climate change may reduce the availability of soil nutrients, according to a Purdue University study.
Ecology
Apr 5, 2011
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Why do some plants defend themselves from insect attacks better than others? New evidence shows that the difference might be due to whether they're getting any plant love.
Plants & Animals
Jul 13, 2009
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At 3.5 meters long and with a shoulder height of 1.7 meters, the cave bear was one of the giants of the Ice Age. Yet few appear to have survived until the last glacial maximum 24,000 to 19,000 years ago. Researchers from ...
Ecology
Apr 5, 2018
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10
It can take years of direct observation for a researcher to fully understand the diets of a community of herbivorous insects in a tropical rain forest. Now, five Smithsonian scientists are paving a fast track using the DNA ...
Plants & Animals
Mar 25, 2013
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(Phys.org) —In a world full of hungry predators, prey animals must be constantly vigilant to avoid getting eaten. But plants face a particular challenge when it comes to defending themselves.
Plants & Animals
Aug 7, 2013
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Following herbivory, plants produce jasmonic acid, a hormone which activates several plant defense reactions. Scientists found that leafhoppers can evaluate whether tobacco plants are ready for defense when attacked. If jasmonate-signaling ...
Biotechnology
May 23, 2012
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