The Quarternary period is a division of earth’s history spanning from around 0.05 million years ago to the present, and during which the earth has been subject to a series of glacial and interglacial phases. A major extinction of large animals in North America began in the Quaternary during which sloths, mammoths, sabre-toothed cats, horses, camels and cave bears were wiped out. The end of the Quaternary is characterised by profound changes to the global environment brought about by human activity.
Published on February 1st, 2014 | by Joe Keating
Mammals are an incredibly diverse and highly successful group of animals. They include some of the tallest, heaviest and fastest animals around today, as well as our own species. For over 100 years, biologists have attempted ... Read More →
Published on January 1st, 2014 | by Laura Soul
Marsupials are a group of mammals best known from Australia, but are also present in South America and up to the southern and eastern parts of the USA. Despite their current geographical distribution, metatherians (the group ... Read More →