Adélie Penguin was created in 1841.
Yes, some species of penguins, such as the Adlie penguin, give rocks as gifts to attract mates. This behavior is a part of their courtship ritual.
Yes, some species of penguins, such as the Adlie penguin, engage in courtship behavior by presenting pebbles to potential mates as a form of bonding and pair-bonding ritual.
Humboldt Penguin was created in 1834.
Chinstrap Penguin was created in 1781.
Fiordland Penguin was created in 1845.
Macaroni Penguin was created in 1837.
Penguin Point was created in 1950.
Penguin Land was created in 1985.
Penguin Eggs was created in 1980.
Penguin - comics - was created in 1941.
Royal Penguin was created in 1876.
Penguin Books was created in 1935.