Kids on TV and in movies always seem to be keeping hamsters and gerbils as pets. They're small, look cute, and don't need to be taken for a walk. So why don't we all have hamsters and gerbils as pets in Australia?
Plants & Animals
Dec 29, 2022
1
5
Big bones from the extinct "thunder bird" or dromornithid, excavated in the northern reaches of the Flinders Ranges and near Alice Springs, have yielded new insights into their slow breeding patterns.
Evolution
Aug 23, 2022
0
839
Genes in an area of the brain that is relatively similar in fish, humans and all vertebrates appear to regulate how organisms coordinate and shift their behaviors, according to a new Cornell University study.
Plants & Animals
Feb 5, 2018
0
154
Early development after birth can have profound effects on survival and reproduction. Now new research suggests that concentrations of a hormone associated with growth and aging in humans can be used to predict growth, reproduction, ...
Ecology
Dec 19, 2016
0
4
Most animals, including humans, have two copies of their genome—the full set of instructions needed to make every cell, tissue, and organ in the body.
Evolution
Jan 21, 2016
0
31
According to a well-known theory in evolutionary biology healthy females should give birth to more males than females. A study funded by the Swiss National Science Foundation shows why this is not always true.
Plants & Animals
Sep 22, 2015
0
19
Over-fished yellow perch in Lake Michigan have recovered much quicker - by hundreds of years - in reaching reproductive maturity at a later age and larger size than scientists previously thought was possible, according to ...
Evolution
Aug 11, 2015
2
51
When does aging really begin? Two Northwestern University scientists now have a molecular clue. In a study of the transparent roundworm C. elegans, they found that adult cells abruptly begin their downhill slide when an animal ...
Cell & Microbiology
Jul 23, 2015
1
710
How do bone-eating worms reproduce? A new study by Norio Miyamoto and colleagues from the Japan Agency for Marine-Earth Science and Technology sheds light on this question through a detailed observation of the postembryonic ...
Plants & Animals
Mar 12, 2013
0
0
Having elder siblings decreases mortality risk in childhood, but same-sex elder siblings are associated with lower marriage rates and fewer children for their younger siblings in adulthood, according to the results of a long-term ...
Social Sciences
Nov 22, 2012
0
0
