The Oregon giant earthworm (Driloleirus macelfreshi) is one of the largest earthworms found in North America, growing to more than three feet (0.91 m) in length. First described in 1937, the species is not common.

The Oregon giant earthworm is one of North America’s largest earthworm species, reaching up to 1.32 m (4.3 ft.) in length. It is known from 15 sites in the Willamette Valley of Oregon and one site in the Oregon Coast Range.

The Oregon giant earthworm (Driloleirus macelfreshi) is one of the largest earthworms found in North America, growing to more than three feet (0.91 m) in length. First described in 1937, the species is very uncommon.

Explore the information available for this taxon's timeline. You can select an event on the timeline to view more information, or cycle through the content available in the carousel below. ETWP; Animal Candidate Review for Listing as Endangered or Threatened Species.

2022年2月16日 · T his winter, a Bureau of Land Management timber project in Oregon's Coast Range became newsworthy because of the possible presence of an extremely rare and unusual creature: the Oregon giant earthworm (Drilolerius macelfreshi). Really, such a creature exists.

2024年7月27日 · Explore the unique ecology and biology of the Oregon Giant Earthworm, including its habitat, morphology, and role in soil health. The Oregon giant earthworm, Driloleirus macelfreshi, represents an intriguing subject of study due to its remarkable size and unique ecological contributions.

Scientists know that the Oregon giant earthworm burrows deep in the ground—as much as five yards down—and that it subsists on the underside of decaying pine needles, bits of wood, and the odd insect. They know that it is not the biggest worm in the world; that distinction goes to the Gippsland giant, an 11-foot Australian worm.

2017年5月30日 · Oregon Giant Earthworms are rare and not in our valley. They live 4 or more feet underground in a very limited area. We do occasionally get really huge night crawlers, however, and that is a more likely identification.

2024年12月27日 · This native earthworm generally prefers well-drained soils that are near subsurface water, fine-grained (clay to silt) loams, soils under a canopy of mostly conifer trees but often including bigleaf maples, and soils of land that is not grazed by

2000年1月16日 · In the vast and wildly diverse world of invertebrates, it's the Oregon giant that intrigues McKey-Fender. "We have a native earthworm that's very imperfectly known," she said. "And that's what...