When eight-year-old Hugo Deans discovered a handful of BB-sized objects lying near an ant nest beneath a log in his backyard, he thought they were a type of seed. His father, Andrew Deans, professor of entomology at Penn ...
Plants & Animals
Sep 2, 2022
2
5245
More than 150 years ago, Darwin proposed the theory of universal common ancestry (UCA), linking all forms of life by a shared genetic heritage from single-celled microorganisms to humans. Until now, the theory that makes ...
Evolution
May 12, 2010
150
0
Botanical researchers representing a coalition of more than 10 institutions have discovered an oak tree once thought to be extinct, and now in immediate need of conservation within Big Bend National Park in Texas.
Plants & Animals
Jul 7, 2022
1
4456
In the summer of 2002, a week of heavy rains in Central Texas caused Canyon Lake -- the reservoir of the Canyon Dam -- to flood over its spillway and down the Guadalupe River Valley in a planned diversion to save the dam ...
Earth Sciences
Jun 20, 2010
111
1
Around mid- to late summer, Adam Downing started receiving about double the number of calls he usually does about oak trees dying.
Environment
Dec 23, 2019
1
59
(AP) -- A utility company preparing to build a new substation in an arid canyon southeast of Los Angeles has stumbled on a trove of animal fossils dating back 1.4 million years that researchers say will fill in blanks in ...
Paleontology & Fossils
Sep 21, 2010
0
0
Renowned for a thriving and intricately studied population of around 900 red deer, the Isle of Rum, part of Scotland's Inner Hebrides, is often considered an outdoor laboratory for scientific research. But the earthworms ...
Ecology
Jun 9, 2024
0
43
If you have oak trees in your neighborhood, perhaps you've noticed that some years the ground is carpeted with their acorns, and some years there are hardly any. Biologists call this pattern, in which all the oak trees for ...
Plants & Animals
Nov 15, 2019
1
51
A team of researchers from the University of Iowa and Rice University has found that crypt-keeper wasps parasitize multiple species of gall wasp. In their paper published in the journal Biology Letters, the group describes ...
As the saying goes, "When life gives you lemons, turn that tartness into little translucent balls in which to grow your young." At least, that's how the saying goes for a tiny insect called a cynipid wasp, whose larvae were ...
Plants & Animals
Mar 1, 2023
0
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