Woods Hole Oceanographic Institution
Polar Discovery: Compare the Poles
A detailed comparison of many aspects of the two polar regions. Includes physical features, seasons, weather, types of ice, plants and animals, human population, and climate change.
Smithsonian Institution
National Museum of Natural History: Ptarmigan
This Smithsonian website has a brief, but thorough, article on the Ptarmigan. It also includes pictures and an extensive quote from 19th Century naturalist Edward Nelson.
TED Talks
Ted: Ted Ed: The Arctic vs. the Antarctic
Camille Seaman describes how enterprising people and organisms have found ways to reside around both poles despite the frigid temperatures. [4:24]
Smithsonian Institution
National Museum of Natural History: Snowy Owl
This Smithsonian website has a brief, but thorough, article on the Snowy Owl that also includes a picture and an extensive quote from the 19th Century naturalist Edward Nelson.