Study shows that eggshells of large, flightless birds evolved along different tracks
Molecular analysis of the eggshell structure of large flightless birds such as ostriches and emus provides new insights into how they evolved.
source: Phys.org
Molecular analysis of the eggshell structure of large flightless birds such as ostriches and emus provides new insights into how they evolved.
source: Phys.org