Posted inFeatured Posts
Posted inBehavior and Characteristics
Why a Shark Would Not Be a Good Index Fossil Because of Its Traits
Discover why sharks, despite their long history and fossilized teeth, make poor index fossils for dating rock layers. This article explains how slow evolution, broad time range, and limited fossil details hinder sharks' usefulness compared to more effective fossils like trilobites and ammonites in accurately mapping Earth's geological history.







