Trace fossils include tracks, trails and footprints; burrows and other dwellings ... These are both brachiopods (not clams). Without knowing anything about the biology of brachiopods, choose the ...

The study of Cretaceous clam shrimp, particularly those belonging to the group Spinicaudata, has gained significant attention in recent years. These small crustaceans, often found in fossilized ...

When Harrison conducted field samples of these clam species in mantis shrimp burrows, what she found went against theoretical ...