Day 3--Thursday, April 11th

Major Growth Developments

The head begins to turn onto its left side.

 

The tongue begins to form.

 

The amnion completely surrounds the embryo.

The tail has appeared.

Wing and leg buds are visible.

Soon other organs such as the liver, kidneys, and lungs will appear.

 

Information & Image from the University of Illinois website:http://chickscope.beckman.uiuc.edu/explore/embryology/

 

 Day 2--Wednesday, April 10th

Major Growth Developments

25 hours: The heart begins to form.

33 hours: The ears begin to form.

42 hours: The heart starts to beat.

 Information & Image from the University of Illinois website:http://chickscope.beckman.uiuc.edu/explore/embryology