It takes 26 pounds of pressure to break a swan's egg and 120 pounds to smash the egg of an ostrich. Finding a place to safely place and hatch their eggs, and raise their young to the point of independence, is a challenge birds have solved in many clever ways. They use artistry, intricate design and complex engineering. The diversity of nest architecture has no equal in the animal kingdom.
1 The chicken breasts should be completely covered with the parchment.  Bake until the chicken is 165Â°F: Transfer the chicken to the oven until the chicken is completely opaque all the way through and registers 165Â°F on an instant-read thermometer. Start checking after 20 minutes; total cooking time is usually 30 to 40 minutes.
6. Insert the chicken (in the pan) into the oven. Make sure that the oven has reached 400Â°F (204.4Â°C). Allow the chicken to bake in the oven for 50 to 60 minutes, for a 2 to 3 lb. (0.9 to 1.4 kg) chicken. 1  Another option is to cover the pan and chicken with tin foil. 2  Bake the covered chicken for 60 minutes.