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For Any Tracker, Nothing Rules Like a Tracking Ruler

Now back in stock! Lightweight, folding ruler, flexible ruler is ideal for identifying tracks by their measurement. Details of it and our other field-proven tacking aids at the link below. While you're there, check out the brand-new, expanded edition of Sue Morse's WILDLIFE AND HABITATS anthology.

Take a Look

Click below to scan the contents, preview articles and order your copy online.

There's still time to help

Please use the link below to get us through the pandemic, and help us continue working on behalf of wildlife everywhere
  • Youth Programs
    Engaging young learners in the study of nature. Learn More ›
  • "Research & Rescue in the High Arctic"
    Sue's recent photo trip to far northern Canada Learn More ›
  • Wildlife Monitoring Programs
    Identify and monitor key species living near you. Learn More ›
  • Help take us into our NEXT 20 years!
    Grow citizen science's success in saving wildlife! LEARN MORE ›
  • Community Education
    Inspiring greater understanding of wildlife needs. Learn More ›
  • "From the Arctic to the Everglades"
    Sue's talk at a prestigious scientific conference Learn More ›
  • Habitats & Highways
    Making roads safer for people and wildlife. Learn More ›
  • Technical Workshops
    For biologists, foresters and other professionals. Learn More ›