A person whose appearance matches these characteristics is said to be a Caucasian. Caucasians don't always have white skin but in the United States caucasian is commonly used to mean white people. Caucasians are found in many countries around the world. So while a Caucasian person in the United States may share certain racial characteristics with a Caucasian person from France, the two people have different ethnic backgrounds â one American, the other French.
Make sure you know when the baby birds are due to fledged. This occurs at different times depending on the species; for example, bluebirds fledged at days 16-21, tree swallows at days 18-17 and purple martins at around 20 days. Open nesters generally fledged around day 12, while cavity nesters stay longer.
David De Lossy/Digital Vision/Getty Images. The age at which birds fledge, or begin to fly, varies widely from species to species. Without knowing species, it is impossible to say how long it will take a bird to fly after hatching.Within species, the capability generally develops within a short window common to all young.sually young birds fledge within a matter of weeks. Western bluebirds, for example, fledge within 21 days, though they stay nearby for another two weeks before becoming fully independent.