Most animals on Earth have two sexes, male and female, that combine and mix their genes when they reproduce. We are so accustomed to this state of affairs that the existence of all-female species that don't have sex, but ...
Plants & Animals
Jun 3, 2022
1
234
Food is necessary for survival, but an East African species of ticks adapted to survive without feeding for eight years. Not only did they live for a total of 27 years, but they healthily reproduced long after the last male ...
Plants & Animals
Feb 22, 2022
2
1435
Endangered California condors can have "'virgin births," according to a study released Thursday.
Plants & Animals
Oct 29, 2021
1
433
A male Springbok praying mantis looking for a hook up doesn't have to worry about a female stealing his heart away.
Plants & Animals
Jan 20, 2021
2
392
Flourishing in spectacular numbers in lakes and ponds around the world, tiny creatures known as Daphnia play an essential role in freshwater ecology. Daphnia, a type of planktonic crustacean, are the primary consumers of ...
Ecology
Jul 15, 2019
0
101
One of the greatest enigmas of evolutionary biology is that while sex is the dominant mode of reproduction among multicellular organisms, asexual reproduction appears much more efficient and less costly. However, in a study ...
Evolution
Jun 6, 2019
2
358
Bacteria in the human body are sharing genes with one another at a higher rate than is typically seen in nature, and some of those genes appear to be traveling—independent of their microbial hosts—from one part of the ...
Cell & Microbiology
Apr 11, 2019
0
928
The very rare animals that reproduce asexually—only about one in 1,000 of all living vertebrate species—are thought to be at an evolutionary disadvantage compared with their sexually reproduced counterparts. But that ...
Ecology
Feb 12, 2018
0
114
A team of scientists has sequenced, for the first time, a tiny worm that belongs to a group of exclusively asexual species that originated approximately 18 million years ago—making it one of the oldest living lineages of ...
Biotechnology
Sep 21, 2017
0
100
After Dan Levitis and his wife lost two pregnancies, before having their three children, he was drawn to investigate why pregnancy loss is so common, and whether other living beings face the same struggle his family did.
Cell & Microbiology
Aug 1, 2017
1
162
