AP BIOLOGY

Detailed explanation-1: -Filial imprinting. Filial imprinting in ducks and geese occurs during a ‘critical or sensitive’ period just after hatching, typically during the first 24-48 hours of life. During this time, the duckling will learn to follow its mother, who is usually the first large moving creature it sees.

Detailed explanation-2: -It is said that geese can identify someone who raised them even after they have been apart for several years. The bond of imprinting is so strong that some wild birds being raised in captivity have to be fed and cared for in costumes, so that they will be able to return to the wild.

Detailed explanation-3: -Upon opening their eyes to the world, baby ducklings instantly identify the first thing they see as their mother. This ”imprinting, ” as it’s known, helps them establish their identity, form a bond, and follow a leader-and once they start following, they don’t stop.

Detailed explanation-4: -In it, he showed that young ducks and geese could be “imprinted” on virtually anything-from people to colored balls-during their first days of life. Such “programming” probably evolved to help young birds recognize and stick close to their parents for safety.