Life cycle. All animals, including humans, are born, they get older and bigger and some will go on to have children. In the end, all animals die. We call this a life cycle.

The rest of P. bathmodon’s life trajectory, however, was markedly different from modern mammals. This species weaned and reached adulthood faster than expected for an animal of its size.

Mammals may struggle to attain long life thanks to dinosaurs. According to University of Birmingham microbiologist João Pedro de Magalhães, the age of dinosaur dominance completely shifted the ...

The world’s oldest mammal has been identified using fossil dental records – predating the previously confirmed earliest mammal by about 20 million years – in a new discovery hailed as ...