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Banded penguins

Banded penguins

This article has been reviewed by the following Topic Editor: Kevin J. Caley

Scientific Classification

Kingdom: Animalia (Animals)
Phylum:--- Chordata
Class:------ Aves (Birds)
Order:-------- Sphenisciformes
Family:-------- Spheniscidae (Penguins)
Genus:--------- Spheniscus (Banded Penguins)
Species:-------- 4 species

The genus Spheniscus (scientific name: Spheniscus - "little wedge", alluding to the shape of the flippers) consists of four species of so-called 'banded penguins' within the Spheniscidae:

Like all penguins, banded penguins are characterized by their erect posture, stiff wings, excellent swimming ability, awkward movement on land, and coloration.The black back and white front make penguins difficult to see when swimming, helping them to blend in with the sea from above and the sky from below.

Banded penguins are distinctive by way of :

  • a black-and-white head pattern with exposed facial (loral) skin
  • a black horseshoe mark on their underside

The genus contains the most northerly of the penguins - the Galapagos Penguin, which lives close to the Equator

    • Galapagos Penguin - Galápagos Archipelago                                                         
    • Humboldt Penguin - Peru/Northern Chile                                                             
    • Magellanic Penguin  - Southern Chile/Argentina + Falkland Islands             
    • Black-footed/African Penguin - Namibia/South Africa                                                            
They also exhibit a flexible breeding season, with some populations breeding throughout the year.

While Banded penguins are the most northerly of the penguins, they are associated with cold, nutrient-rich currents. 

 

 
Black-footed/African penguin. Source:<font size='1'>Silvie Hojná, Petr Bašus/BioLib/Encyclopedia of Life</font> Black-footed/African penguin. Source:Silvie Hojná, Petr Bašus/BioLib/Encyclopedia of Life
 
<font size='1'>(wikimedia commons)</font> (wikimedia commons)
 
Magellanic penguin. Source: <font size='1'>Jim Ross/BioLib/Encyclopedia of Life</font> Magellanic penguin. Source: Jim Ross/BioLib/Encyclopedia of Life
 
Galapagos penguin. Source: <font size='1'>putneymark/Wikipedia</font> Galapagos penguin. Source: putneymark/Wikipedia

 

Further Reading:

  • Spheniscus Penguinworld.com (accessed March 29, 2009) 

Citation

Encyclopedia of Life, Peter Saundry (Lead Author);Kevin J. Caley (Topic Editor) "Banded penguins". In: Encyclopedia of Earth. Eds. Cutler J. Cleveland (Washington, D.C.: Environmental Information Coalition, National Council for Science and the Environment). [First published in the Encyclopedia of Earth January 15, 2010; Last revised Date January 15, 2010; Retrieved May 19, 2013 <http://www.eoearth.org/article/Banded_penguins>

The Authors

Encyclopedia of LifeThe Encyclopedia of Life (EOL) is an ambitious, even audacious project to organize and make available via the Internet virtually all information about life present on Earth. At its heart lies a series of Web sites—one for each of the approximately 1.8 million known species—that provide the entry points to this vast array of knowledge. The entry-point for each site is a species page suitable for the general public, but with several linked pages aimed at more specialized users. The sites spark ... (Full Bio)

Peter Saundry Stewardship Committee The Encyclopedia of Earth Dr. Peter Saundry is the Executive Director of the National Council for Science and the Environment (NCSE), a nonpartisan organization working to improve the scientific basis of environmental decision making. The NCSE works closely with the many communities that create and use environmental knowledge to make and shape environmental decisions, including academic, scientific, environmental, and business organizations, as well as federal, state ... (Full Bio)

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