Their footprints also tell us about their behavior and how they move through the world — alone, in groups, quickly, slowly … it’s incredible what you can tell from a footprint!
Giant tracks discovered underground have offered an "extraordinary window" into the lives of the giants that roamed the Earth hundreds of millions of years ago.
Until now, contraception has been the method of choice for zoos to avoid surplus animals. Researchers are now calling for a paradigm shift: zoos could preserve their breeding populations, raise ...