Southern rockhopper penguin the crested penguins to the general public. Their breeding colonies, namely those around South America, today attract many tourists who enjoy watching the birds' antics. Historically, the same islands were popular stopover and replenishing sites for whalers and other seafarers since at least the early 18th century. Almost all crested penguins depicted in movies, books and other media are ultimately based on "Eudyptes chrysocome chrysocome". Southern rockhopper penguin The southern rockhopper penguin group ("Eudyptes chrysocome"), are two subspecies of rockhopper penguin, that together are sometimes considered distinct from the northern rockhopper penguin. It occurs in subantarctic waters of the western
Bird vocalization and prevent an energetically costly fight . In birds with song repertoires, individuals may share the same song type and use these song types for more complex communication. Some birds will respond to a shared song type with a song-type match (i.e. with the same song type). This may be an aggressive signal, however results are mixed. Birds may also interact using repertoire-matches, wherein a bird responds with a song type that is in its rival's repertoire but is not the song that it is currently singing. This may be a less aggressive act than song-type matching. Communication through bird