Even ancient aquatic predators couldn't avoid the occasional pest.
, the team found six small, round, organic structures roughly between only 50 to 150 micrometers long.
than it is today. It also offers a glimpse into an ancient animal who was infected by multiple species of parasite as it went about its life. “The presence of the Ascaridida eggs and the evidence for multi-infection found in the coprolite can presumably be explained by the predatory habits of the host, which would have been parasitized by feeding on parasitized fishes, amphibians, or other reptiles,” they wrote.
This finding also adds to the few known examples of nematode eggs preserved within the fossilized poop in prehistoric animals and will add more understanding to how parasites were distributed on Earth millions of years ago.Laura is a science news writer, covering a wide variety of subjects, but she is particularly fascinated by all things aquatic, paleontology, nanotechnology, and exploring how science influences daily life.
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