Bacteria can exchange genetic material among themselves—even across species. Rather than being passed on from ancestor to offspring, genetic information is exchanged among organisms living at the same time. By systematically ...
Evolution
Oct 13, 2022
0
86
How fast is evolution? In adaptive evolution, natural selection causes genetic changes in traits that favor the survival and reproduction of individual organisms.
Evolution
May 27, 2022
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36
Does a snake die when it bites its lip? Why will a mongoose survive a scorpion's sting, but we humans perish? These questions occupied the minds of toxin-enthusiasts and Master's students in Biology Jory van Thiel and Roel ...
Plants & Animals
May 23, 2022
0
124
Amongst the high mountain meadows and grasslands of the Ethiopian plateau stands one primate, the gelada–the "bleeding heart" monkey named for its brilliant red chest. Geladas are the last of their kind, having outlived ...
Plants & Animals
Mar 24, 2022
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198
In the face of natural selection, genetic mutations set some individuals up for success. A single change to the sequence of a gene can give an organism an advantage—and if that mutation is passed to future generations, ...
Evolution
Feb 15, 2022
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6
North America's freshwater mussels are both impressively diverse and highly imperiled. Nearly 300 species occur in the United States and Canada, and up to 40 species of the hard-shelled bottom dwellers can be found on a single ...
Plants & Animals
Nov 16, 2021
0
63
As a fourth-generation cattle farmer, Jared Decker knows that cattle suffer from health and productivity issues when they are taken from one environment—which the herd has spent generations adapting to—to a place with ...
Plants & Animals
Jul 22, 2021
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249
In a new study, University of Maine researchers found that culture helps humans adapt to their environment and overcome challenges better and faster than genetics.
Evolution
Jun 3, 2021
12
1264
Along with the wooly mammoth and the giant ground sloth, the saber-toothed cats were probably among the most famous animals that lived during the Pleistocene Epoch and went extinct before the end of last ice age. Over the ...
Evolution
Oct 15, 2020
1
432
Adaptive radiation—the rapid evolution of many new species from a single ancestor—is a major focus in evolutionary biology. Adaptive radiations often show remarkable repeatability where lineages have undergone multiple ...
Evolution
Oct 7, 2020
0
22
