Datganiad i'r wasg gan gorff allanol nad yw ar gael yn y Gymraeg.
听
听
Cryptic sense of orientation of bats localised - the sixth sense of mammals lies in the eye
Mammals see with their eyes, hear with their ears and smell with their nose. But which sense or organ allows them to orient themselves on their migrations, which sometimes go far beyond their local foraging areas and therefore require an extended ability to navigate?听
