Nov. 21 (UPI) --SeaWorld San Diego is celebrating the 40th birthday of the oldest known macaroni penguin in North America. The bird, named Best Friend, officially turned 40 on Wednesday ...

macaroni penguins (Eudyptes chrysolophus) have orange tufty plumes for eyebrows. These orange feathers make this penguin stand out from the rest as they are often striking against the penguins ...