what are sometimes nearly microscopic?
peachleaf willow major threat to health elephants abundant fossils Veins and arteries. trees barnacles weathering
A B C D E F G H
Mollusks are abundant fossils.
some abundant fossils are nearly microscopic
what are sometimes nearly microscopic? (A) peachleaf willow (B) major threat to health (C) elephants (D) abundant fossils (E) Veins and arteries. (F) trees (G) barnacles (H) weathering