Asian colobines, also known as leaf-eating monkeys, have been on the planet for about 10 million years. Their ancestors crossed land bridges, dispersed across continents, survived the expansion and contraction of ice sheets ...
Evolution
Jun 1, 2023
0
69
Capuchin monkeys (Sapajus spp.) are among only a few primates that use tools in day-to-day activities. In the Cerrado and Caatinga, they use stones as hammers and anvils to crack open cashew nuts, seed pods of Hymenaea courbaril ...
Plants & Animals
Nov 18, 2022
0
246
A groundbreaking new research project has analyzed the evolution of the placental mammal skull using 3D scans of 322 specimens housed in more than 20 international museum collections, and crafted a new model of how mammals ...
Evolution
Oct 28, 2022
0
380
Darwinian evolution is the process by which natural selection promotes genetic changes in traits that favor survival and reproduction of individuals. How fast evolution happens depends crucially on the abundance of its "fuel": ...
Evolution
May 26, 2022
1
1092
It's spring, finally—and in the tree branches a battle is brewing. A robin returns to her nest with an earthworm. Her nestlings all beg, but only one will get this meal. And while Mom has an interest in making sure that ...
Evolution
Apr 22, 2019
0
165
The modern human face is distinctively different to that of our near relatives and now researchers believe its evolution may have been partly driven by our need for good social skills.
Archaeology
Apr 15, 2019
20
872
In 2013, an ASU research team found the oldest known evidence of our own genus, Homo, at Ledi-Geraru in the lower Awash Valley of Ethiopia. A jawbone with teeth was dated to 2.8 million years ago, about 400,000 years earlier ...
Archaeology
May 15, 2017
0
898
(Phys.org)—Researchers from Scotland suggest that stereotypes form and evolve over time through social transmission of information, similar to the way in which languages evolve.
Ancient humans may not have had the luxury of updating their Facebook status, but social networks were nevertheless an essential component of their lives, a new study suggests.
Social Sciences
Jan 25, 2012
1
2
(PhysOrg.com) -- Long-standing problems are quite often solved simultaneously by various people working alone. Take, for example, naturalists Charles Darwin and Alfred Russel Wallace, who separately proposed the theory of ...
Economics & Business
Mar 17, 2011
1
0
