See Complete Birds List
5 June 1594, Dutch cartographer Willem Barentsz departed from Texel in a fleet of three ships to enter the Kara Sea, with the hopes of findi...
Introduction and Cautions Any attempt to assess the distribution of volcanism through time must take into account the variable definitions...
General Characteristics Taxonomy is the science of classification of organisms. Primates are difficult to classify. Most scientists classif...
North America Animal Facts
With its rivers and waterfalls, lakes and wetlands, springs, geysers, and caves, all rimmed with rocky seacoasts, sandy beaches, corals, and deltas, North America's 5.8 billion acres boast an amazing abundance and diversity of wildlife and wild lands. Unfortunately, many of them—like the black-footed ferret, its prairie dog prey, and their grassland habitat—are highly endangered.