Can math tell us about the gender differences in dinosaurs? A new study published a novel statistical analysis that estimates the degree of sexual variation found in fossils. "It's a whole new way of ...

When you only have fossils to go off of, it's hard to tell which dinosaur traits, like size and ornamentation, are related to the animals' sex, and which traits are related to other things like age.

A model based on growth trajectories estimated from fossils provides evidence that dinosaurs were reptiles whose body temperatures increased systematically with increasing body size, according to a ...

Fisher does for 1, 2, 3 in this clever volume what she did for ABC in Ellsworth's Extraordinary Electric Ears and Other Amazing Alphabet Anecdotes. In this entertaining book of numbers, she ...

Male lions typically have manes. Male peacocks have six-foot-long tail feathers. Female eagles and hawks can be about 30% bigger than males. But if you only had these animals' fossils to go off of, it ...