Scientists have discovered what looks like soft tissue remnants in the fragments of 75-million-year old dinosaur fossils. If the tissue turns out to contain red blood cells, the breakthrough could ...

This paper represents a very good example of the kind of detailed ... Together, these findings suggest that ticks have been sucking the blood of dinosaurs for almost 100 million years.

The tiny blood-sucking parasites the researchers ... science with yet more evidence of feathered dinosaurs, but also helps to draw some very striking parallels between modern wildlife and that ...