Some birds can detect the movement of distant prey by plunging their beaks into soil or water – and the “sixth sense” may have begun to evolve in predatory dinosaurs
Source:
https://www.newscientist.com/article/2261317-bird-beak-extra-sense-evolved-more-than-70-million-years-ago/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home