Cornell University’s Paleontological Research Institution in conjunction with University of Cincinnati researchers have discovered that clam fossils are reflective of ecosystem capacity to remain stable and withstand environmental change.
The Devonian era fossils - dated at 380 million years - persisted with very little change over a five million year period.
In addition to counting clam numbers, scientists examined repair scars and body size assemblage which is noted for holding biological information about food web structure.
Read more at Cornell University