the bones of what can be found to signify that place used to be covered by water?
h2o living things dogs adult sea squirts bullfrogs humans an amoebae gastropod shells
A B C D E F G H
Gastropod Shells of marine animals are often preserved as fossils.
if ancient gastropod shells are found in a place then that place used to be covered by water
the bones of what can be found to signify that place used to be covered by water? (A) h2o (B) living things (C) dogs (D) adult sea squirts (E) bullfrogs (F) humans (G) an amoebae (H) gastropod shells