Mutual Display
Where male and female pair up for the breeding season, or longer, the pair-bond between the two is reinforced by doing a mutual display. Such a display often consists of synchronous actions like calling and head bobbing, or one partner repeating the motion of the other. Birds are especially well known for this type of behaviour: albatrosses, penguins and grebes are three such examples.
Read more about this topic: Courtship Display
Famous quotes containing the words mutual and/or display:
“Marry first, and love will come after is a shocking assertion; since a thousand things may happen to make the state but barely tolerable, when it is entered into with mutual affection.”
—Samuel Richardson (1689–1761)
“You gave him an opportunity to display greatness of character, and he let it slip away. For that he will never forgive you.”
—Friedrich Nietzsche (1844–1900)