From mice to giraffes, mammals are remarkable in that all but a handful of their 5000 species have exactly seven vertebrae in the neck. Among the few that deviate from this number are three-toed sloths, which may have up to ten ribless vertebrae in the neck.

This photograph, taken by Tim Cockerill a PhD student in the Department's Insect Ecology Group, was a runner-up in the British Ecological Society Photographic Competition 2010.

Members of the Team from the Insect Ecology Group (Museum of Zoology), after taking part in the Chariots of Fire Charity Race on September 19th.

The evolutionary mystery of menopause is a step closer to being solved thanks to research on killer whales. A study by Cambridge and Exeter universities has found a link between killer whales, pilot whales and humans - the only three known species where females stop breeding relatively early in their lifespan. Despite very...