Investigating the Secret Life of the Disappearing Bethany Beach Firefly

The Bethany Beach firefly is a Delaware treasure. One of the rarest firefly species in the world, this insect is known for its distinctive green double flash. The Delaware Department of Natural Resources and Environmental Control is working to learn more about the species, which is threatened by development, light pollution and climate change.

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Preserving All the Wonder of Wildlife for Years to Come: How the Delaware Wildlife Action Plan Helps Protect Thousands of Species

Delaware is home to more than 2,800 known animal species. Many are doing just fine or even thriving, but some are experiencing harder times. About 700 of these animals, as well as some 300 plant species, are included in Delaware’s draft 2025-2035 Wildlife Action Plan as Species of Greatest Conservation Need. Learn more about how the Delaware Department of Natural Resources and Environmental Control uses the plan to preserve our flora and fauna, including 90 animal species designated as endangered, in this offering from Outdoor Delaware.

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