Roughly 425 million years ago, in the warm seas over what is now southern China, there lived a metre-long bony fish with jaws ...

A fossil from the blustery plains of Patagonia is revising your book on one of the most elusive bands of hunting dinosaurs. The newly discovered dinosaur, Joaquinraptor casali, preyed on the soggy ...

The fossil vomit was found at the Bromacker site in central Germany, one of the few sites that preserves a fully terrestrial ...

Animals face a constant battle to survive, not just by finding food but by avoiding becoming food themselves. Over millions of years, evolution has produced a vast range of defense strategies, from ...

All animals, including humans. experience time at dramatically different speeds, allowing fast-pursuit predators to track ...

Young jackdaw chicks can learn about predators before leaving the nest by listening to alarm calls from adult birds.

Papers presented at the 7th Spring Systematics Symposium of the Field Museum, Chicago, May 1984. Homology, analogy, and the evolution of behavior / George V. Lauder -- Social and unsocial behavior in ...