Most animals reach an adult size, then spend the rest of their lives maintaining it. After maturity, their energy goes toward reproduction, repair, and survival rather than added length or mass. Yet a ...

This is perhaps partially due to living in a more dangerous environment. Animals that grow faster are more likely to reach reproductive maturity than animals that grow more slowly, but the price to ...

As a teenager in the 1970s, I worked on a typical dairy farm in England. Fifty cows grazed on lush pastures for most of their long lives, each producing about 12 liters of milk daily. They were loved ...

This 80-stand rotary dairy in Northern Tablelands, New South Wales, is fully computerised and records milk production and conductivity and can detect any abnormalities like mastitis. It then ...

In fact, there are certain species that can live for an extremely long time and show little or no signs of ageing. This means their bodies don’t break down in the same way as ours, and they can live ...

All living things have a blueprint provided by the DNA that is stored in every one of their cells. Yet the amount of DNA in each cell – what we refer to as genome size – spans an incredible range ...

LOS ANGELES -- The person behind one of the country's fastest-growing animal rescues can't even vote yet. Neither can most of the people leading its 10 chapters across the nation. Lou Wegner, a ...

Fancy, high-quality products such as Rolex watches and Red Wing boots often cost more to make but last longer. This is a principle that manufacturers and customers are familiar with. But while this ...