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Features

  • blue-banded king crow

    Blue-banded king crow butterfly

    There are several varieties of butterflies on Guam, all of which are collectively know as "ababang".

  • Coconut Crab

    Coconut Crab

    Coconut crabs live alone in underground burrows and rock crevices. They dig their burrows in sand or loose soil.

  • Rotator_Turtle

    Green Turtle

    The green turtle or haggan can grow to approximately four feet in shell length and weigh up to 300 pounds.

  • Mariana fruit bat rotator

    Mariana Fruit Bat

    This fruit bat or fanihi sleeps during much of the day, but also perform activities such as grooming, scent rubbing, flying, and climbing.

Nature Center

Visit the Refuge

Guam National Wildlife Refuge Ritidian Unit welcomes the public to visit the Nature Center. Open from 8:30 – 4:00 p.m., visitors will experience what Guam may have looked and sounded like 500 years ago. The four 16-foot murals depict Guam’s natural environment before European contact.

About the NWRS

National Wildlife Refuge System

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The National Wildlife Refuge System, within the U.S. Fish and Wildlife Service, manages a national network of lands and waters set aside to conserve America’s fish, wildlife, and plants.

Learn more about the NWRS  

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Let's Go Outside

  • Camp Shutterbug

    Raising children’s awareness and appreciation of the outdoors and nature through the “LET’S GO OUTSIDE” initiative program, the Refuge hopes that the “Shutterbugs” will return to Guam’s Ritidian Refuge after their experiences in the caves, shoreline and nature trails while on their photography expedition for next year’s workshop.

    Camp Shutterbug
  • A Year of Twenty at Guam National Wildlife Refuge

    This year, Guam National Wildlife Refuge celebrated its 20th birthday.

    Faces of Nature
Page Photo Credits — USFWS, Suzanne Medina/Guam Department of Agriculture, © Dan Clark
Last Updated: Dec 05, 2013
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