A passer-by on Christmas Day found a meter-long shell on a riverbank in Argentina which may be from a glyptodont, a prehistoric kind of giant armadillo, experts said Tuesday.
Archaeology
Dec 29, 2015
7
5213
A team of researchers affiliated with several institutions in China and Canada has identified a turtle egg fossil from the Cretaceous period that contains an embryo. In their paper published in Proceedings of the Royal Society ...
A new paper in Genome Biology and Evolution indicates that a type of octopus appears to have evolved independently to develop something resembling a shell, despite having lost the genetic code that produced actual shells ...
Plants & Animals
Oct 26, 2022
0
866
(PhysOrg.com) -- Researchers at the University of Warwick and the University of Sheffield have applied computing power to crack a problem in egg shell formation. The work may also give a partial answer to the age old question ...
Materials Science
Jul 9, 2010
11
0
Australia is renowned for once being home to a group of gigantic birds known as the mihirungs. These birds are distantly related to waterfowl and included the impressive Dromornis stirtoni, the largest bird ever known on ...
Archaeology
Jan 14, 2016
0
205
How is it that fertilized chicken eggs manage to resist fracture from the outside, while at the same time, are weak enough to break from the inside during chick hatching? It's all in the eggshell's nanostructure, according ...
Nanomaterials
Mar 30, 2018
0
205
(Phys.org)—Researchers from Britain's National Oceanography Centre, Southampton, working in the Antarctic have discovered that a species of mollusk, Lissarca miliaris, changes from male to female as it grows older. As the ...
(Phys.org) —They are the latest foodie fashion and look set to become big business in the baking aisles of all the major supermarkets – the blue egg produced by some chickens is prettier and some say tastier and cleaner-breaking ...
Biotechnology
Aug 20, 2013
0
0
A team of researchers from Universidad de Granada and Estación Experimental de Zonas Áridas, both in Spain, has found that male hoopoes provide more nourishment to female mates who paint their eggs well. In their paper ...
The evolution of the amniotic egg—complete with membrane and shell—was key to vertebrates leaving the oceans and colonizing the land and air. Now, 360 million years later, bird eggs come in all shapes and sizes, from ...
Evolution
Jun 22, 2017
2
172
