Although loggerhead sea turtles return to the same beach where they hatched to lay their eggs, a new study by a USF professor finds individual females lay numerous clutches of eggs in locations miles apart from each other ...
Plants & Animals
Jan 28, 2021
0
5246
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
0
868
In a new study published in the journal Nature, researchers in Japan report that activating just eight genes for producing gene-controlling proteins is enough to convert mouse stem cells directly into oocyte-like cells that ...
Biotechnology
Dec 16, 2020
0
82
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
0
219
Research on zoo animals focuses more on "familiar" species like gorillas and chimpanzees than less well known ones like the waxy monkey frog, scientists say.
Plants & Animals
Oct 31, 2019
0
3
The study of plant reproductive systems provides crucial insights into ecological interactions and the process of evolutionary change. Reproductive success is closely allied to overall fitness, and understanding the mechanisms ...
Plants & Animals
Oct 21, 2019
0
3
Most of the pups born in an elephant seal colony in California over a span of five decades were produced by a relatively small number of long-lived "supermoms", according to a new study by researchers at the University of ...
Plants & Animals
Sep 17, 2019
0
28
Dicyemids, microscopic parasites comprising 30 cells, are in-between creatures. With their basic three-part body plan, they are more complex than single-celled protozoans but considerably less complex than multicellular metazoans—the ...
Cell & Microbiology
Jul 30, 2019
0
7
Semen stored since 1968 in a laboratory in Sydney has been defrosted and successfully used to impregnate 34 Merino ewes, with the resulting live birth rate as high sperm frozen for just 12 months.
Biotechnology
Mar 17, 2019
12
973
From fathers to children, the delivery of hereditary information requires the careful packing of DNA in sperm. But just how nature packages this DNA to prepare offspring isn't clear. Using new technology to reveal the 3-D ...
Cell & Microbiology
Feb 18, 2019
0
192
