Originally published on Wed September 26, 2012 3:54 pm
Badgers have been blamed for spreading disease among cattle in Britain. But a campaign to cull the badgers has been met with opposition from prominent figures like Queen guitarist Brian May, who joined this rally in Bristol earlier this month.
Scientists have discovered that a mouse found in Africa can lose large patches of skin and then grow it back without scarring, perhaps as a way of escaping the clutches of a predator.
The finding challenges the conventional view that mammals have an extremely limited ability to replace injured body parts. There are lizards that can regrow lost tails, salamanders that can replace amputated legs, and fish that can generate new fins, but humans and other mammals generally patch up wounds with scar tissue.
A tiger is seen in June 2008 at Sariska Tiger Reserve in the western state of Rajasthan, India, after being shifted from Ranthambore National Park. In an attempt to help revive western India's tiger population, a female tiger was airlifted to join a male at the national reserve.
Can tigers and tourists coexist? The debate is rumbling through India, where the Supreme Court has temporarily banned tourism in core areas of the country's 41 tiger reserves. The unexpected and controversial ruling is aimed at protecting the last of India's 1,700 tigers.
Up until the late 1960s, big game hunters trod the forests of Rajasthan's Ranthambore National Park, part of a sprawling tiger reserve southwest of Delhi. Under the court's recent ban, spotting one of India's big cats — a tiger or the more elusive leopard — inside the park is forbidden.
Dennis Kelly (right), director of the Smithsonian's National Zoo, and Suzan Murray, chief veterinarian, discuss the panda cub's death.
Credit Mark Wilson / Getty Images
Sunday's sad news about the death of a giant panda cub that was just less than a week old is being followed this morning with reports about how the staff at Washington's National Zoo tried hard to save it and have been hit hard by its death.