Fossilized poo harbours remains from mammoths, bison and big cats, including some of the oldest DNA ever reconstructed.

Researchers have discovered that giving the species titbits that are softer than their natural diet may be changing their jaw shape and weakening their bite. Normally, red squirrels chomp on hard food ...

Feeding peanuts to red squirrels may be altering the development of their jaws. A population of the endangered rodents living in Formby, Merseyside, have uniquely shaped lower jaws, possibly as the ...

DNA preserved in 700,000-year-old squirrel droppings uncovered mammoths and other species, providing a detailed view of an ...