Macaroni penguins (Eudyptes chrysolophus), named for their colored crests, are one of six species of crested penguins. Many penguin species, including macaroni penguins, are highly social animals, nesting and feeding in large colonies. Macaroni penguins are categorized as vulnerable by the IUCN Red List. Species categorized as vulnerable…
Podiceps cristatus, Great Crested Grebe, is the largest member of the Podicipedidae (grebe) family. In the 19th century this species was nearly hunted to extinction, but thanks to conservation programs, populations have rebounded over the last century. The species is currently listed as Least Concern on…