(University of Zurich) When they graze, goats, sheep and cows often ingest bits of earth that can be damaging to their teeth. Researchers from the University of Zurich have now shown how the animals protect themselves against dental abrasion: their stomach system rinses dust and sand off the ingested food before it is chewed for the second time.
from EurekAlert! - Social and Behavioral Science http://bit.ly/2WPJZxY
No comments:
Post a Comment