A few years ago, a British geneticist, a philosopher and a chicken farmer pooled their resources and concluded that the egg came first. The first egg to have the DNA of a chicken would hatch into a chicken, said professor John Brookfield of the University of Nottingham in 2006. Brookfield and Papineau were speaking at the behest of Disney as a promotion for the film Chicken Little.
When a parakeet is about 3 or 4 months old, it molts for the first time. If your bird is younger than that, his head is adorned with stripes all the way from the forehead down the back of his neck.After his first molt, he loses the stripes from his forehead.hen a parakeet is about 3 or 4 months old, it molts for the first time. If your bird is younger than that, his head is adorned with stripes all the way from the forehead down the back of his neck.
Parakeets can live 10 to 15 years in captivity, so you two have a nice long time to get to know each other. If you aren't sure if your bird is a baby or an adult, certain clues will help you ballpark his age. Look at your parakeet's forehead. This is one of the most consistently telling methods of aging your bird. When a parakeet is about 3 or 4 months old, it molts for the first time. If your bird is younger than that, his head is adorned with stripes all the way from the forehead down the back of his neck.