In birds and other species alike, pairs can face considerable difficulties with reproduction. Scientists at the Max Planck Institute for Ornithology in Seewiesen have now shown in an extensive analysis of 23,000 zebra finch ...
Plants & Animals
Sep 30, 2020
0
100
When a beautiful pup has a dental problem, it's time to call a veterinarian. But when it runs in the family, researchers take the case.
Biotechnology
Sep 21, 2020
0
124
The evolution of limbs with functional digits from fish fins happened approximately 400 million years ago in the Devonian. This morphological transition allowed vertebrates to leave the water to conquer land and gave rise ...
Plants & Animals
Aug 19, 2020
2
719
A team led by Oregon State University scientists has developed a way to potentially thwart the spread of a disease-causing bacterium that harms more than hundred plant species worldwide, an advance that could save the nursery ...
Plants & Animals
Jun 4, 2020
0
130
Scientists believe about 25 percent of the differences in human life span is determined by genetics—with the rest determined by environmental and lifestyle factors. But they don't yet know all the genes that contribute ...
Cell & Microbiology
Apr 14, 2020
0
464
The type of salamander called axolotl, with its frilly gills and widely spaced eyes, looks like an alien and has other-worldly powers of regeneration. Lose a limb, part of the heart or even a large portion of its brain? No ...
Plants & Animals
Jan 28, 2020
5
1338
Researchers from McMaster University have discovered striking variation in the underlying genetic machinery that orchestrates sexual differentiation in frogs, demonstrating that evolution of this crucial biological system ...
Evolution
Nov 19, 2019
0
122
Carrion crows and hooded crows are almost indistinguishable genetically, and hybrid offspring are fertile. Ludwig-Maximilians-Universitaet (LMU) in Munich biologists now show that the two forms have remained distinct largely ...
Plants & Animals
Mar 27, 2019
1
66
Is evolution predictable? What are the mechanisms that allow different fish to respond to the same environmental challenge in slightly different ways? When the same jaw bones and muscles change to produce the same feeding ...
Evolution
Feb 20, 2019
0
96
Juvenile birds discriminate and selectively learn their own species' songs even when primarily exposed to the songs of other species, but the underlying mechanism has remained unknown. A new study, by researchers at Uppsala ...
Plants & Animals
Jun 12, 2017
0
4
