The discovery of several exceptionally preserved reproduction-related dinosaur specimens over the last three decades has improved our knowledge of dinosaur reproductive biology. Nevertheless, due to limited fossil evidence ...
Evolution
Nov 13, 2023
0
169
(Phys.org) —As is the case in all areas of science, our understanding of evolutionary biology is… well, evolving. Two such areas are macroevolution (any evolutionary change at or above the level of species – that is, ...
A new study shows that the gigantic Megalodon or megatooth shark, which lived nearly worldwide roughly 15-3.6 million years ago and reached at least 50 feet (15 meters) in length, gave birth to babies larger than most adult ...
Paleontology & Fossils
Jan 11, 2021
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868
Scientists in China have finally succeeded in creating functioning sperm from mice in the laboratory. To accomplish this feat, the researchers coaxed mouse embryonic stem cells to turn into functional sperm-like cells, which ...
Cell & Microbiology
Feb 25, 2016
2
752
Swiss researchers at ETH Zurich and the University of Zurich have discovered that a single gene in a particular aphid wasp decides whether the insects reproduce sexually or asexually. This is not only of interest for pest ...
Plants & Animals
Mar 1, 2011
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0
In a brilliant dance, a cornucopia of flowers, pinecones and acorns connected by wind, rain, insects and animals ensure the reproductive future of seed plants. But before plants achieved these elaborate specializations for ...
Plants & Animals
May 4, 2020
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219
Imagine overhearing the Powerball lottery winning numbers, but you didn't know when those numbers would be called—just that at some point in the next 10 years or so, they would be. Despite the financial cost of playing ...
Plants & Animals
Jan 19, 2023
0
56
When humans have parasites, the organisms live in our bodies, co-opt our resources and cause disease. However, it turns out that parasites themselves can have their own co-habitants.
Cell & Microbiology
Nov 7, 2012
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0
Too early or too late blooming can have serious consequences for plants: It may reduce the seed harvest and jeopardize the reproductive success of an entire season. In order not to miss the optimal time of flowering, plants ...
Biotechnology
Sep 25, 2013
1
0
An unprecedented study of intra-uterine lactation in the tsetse fly, published 18 April 2012 in Biology of Reproduction's Papers-in-Press, reveals that an enzyme found in the fly's milk functions similarly in mammals, making ...
Plants & Animals
Apr 18, 2012
0
0
