The mygalomorph spider Aphonopelma hentzi (Girard, 1852) (Texas brown tarantula) is a geographically widespread and accessible system for the study of comparative development in spiders. However, ...

Classical studies of horseshoe crab development have provided relatively little information about the earliest stages, and the contribution of yolk cells and yolk nuclei-a deficiency due in large part ...

The study harnesses data from over one million embryonic cells spanning all stages of embryo development and represents a significant advance at multiple levels. “Just capturing the entirety of ...

Accumulated evidence suggests that physical force plays an important role in various developmental processes of fertilized animal eggs. During embryogenesis, a variety of cell populations actively ...