Most animals, including humans, have bilateral symmetry, which means our bodies are pretty symmetrical. At least on the ...

Efforts to observe chicken embryonic development date back to Aristotle ... in transparent plastic films from the blastoderm ...

Hilaire was the first scientist to publish the observation that some bird embryos exhibited ... researchers exposed chick jaws to certain proteins known to cue tooth development.

Most animals, including humans, have bilateral symmetry, which means our bodies are pretty symmetrical. At least on the outside.On the inside, things ...

This internal left-right asymmetry is believed to begin at the very early stage of development -- when a tiny embryo is divided into two parts during a process called gastrulation. This process ...

Gastrulation is a crucial stage in embryonic development, during which extensive ... analysis of individual cell movements in living chick embryos. The authors labelled ectoderm cells and filmed ...

No one would ever confuse a human being with a mouse, a chicken ... time saying whether an embryo in its gastrulation stage – ...