Around 100 million years ago, a remarkable evolutionary shift allowed placental mammals to diversify and conquer many cold regions of our planet. New research from Stockholm University shows that the typical mammalian heater ...
Plants & Animals
Jun 6, 2024
0
122
Everyone loves animal oddities. Darwin and Lamarck pondered the advantages of the giraffe's long legs and neck, while a few decades later Rudyard Kipling explained how the leopard got its spots. Today genome sequencing is ...
Ecology
Oct 21, 2016
0
22
A new marsupial-like carnivorous animal that lived more than 40 million years ago in what is now Turkey may have evolved in the absence of competition from placental mammals, according to a study published August 16, 2017 ...
Archaeology
Aug 16, 2017
0
267
A joint team of geneticists from the University of Geneva (UNIGE) and the Swiss Federal Institute of Technology in Lausanne (EPFL), Switzerland, demonstrated that the emergence of mammary glands in placental mammals and marsupials ...
Evolution
Nov 15, 2016
0
5
An international team of scientists has identified large-scale genetic changes that marked the evolution of pregnancy in mammals.
Biotechnology
Jan 29, 2015
10
104
Hokkaido University researchers have revealed that key sex-determining genes continue to operate in a mammalian species that lacks the Y chromosome, taking us a step further toward understanding sex differentiation.
Biotechnology
Sep 30, 2016
0
20
The scrotum is a mystery. Why do most male mammals have their reproductive glands so vulnerably located in a sack of skin and muscle outside the body? According to new research, the answer might be found in those unusual ...
Ecology
Jun 29, 2018
1
13
(PhysOrg.com) -- Most people wouldn't give a second thought to the inner workings of the fish eye. But research by University of Queensland scientists is unlocking the secrets hidden behind these fishy lenses.
Plants & Animals
Feb 11, 2010
1
0
Well at least this is true for sugar gliders (Petaurus breviceps) and grey short-tailed opossums (Monodelphis domestica), finds an article in BioMed Central's open access journal BMC Evolutionary Biology, and shows that handedness ...
Plants & Animals
Mar 5, 2013
0
0
Scientists have discovered that tiny 'microchromosomes' in birds and reptiles, initially thought to be specks of dust on the microscope slide, are linked to a spineless animal ancestor that lived 684 million years ago. They ...
Evolution
Nov 2, 2021
0
61
