Web Watching Historical maps Written by national park experts

Written by national park experts who know the parks inside out

The ways and the rapidity with which enormous ecosystems replace one another and sometimes even return as climates change are a magnificent testament to the tenacity of life

Knot-making is simpler than ever

Indian reservations

Capitol Reef's Waterpocket Fold

Web Watching Historical maps Written by national park expertsWe see webs everywhere, but do you know which spider made each web? And for what purpose? This user friendly guide by award winning science teacher and lifelong spider watcher Larry Weber helps you untangle the mystery of spider webs and demystify the many purposes of silk. Did you know that spiders have up to seven silk glands and that each produces a different type of silk? The complex process of building a giant orb web is explained in detail. Over