The state doesn't have the resources or track record to assume a major program from the federal government, environmentalists say.

We still don't know a lot about the migration of North America's smallest falcon, but these scientists are using tracking technology that will help inform their conservation.

Vaccine production requires the blood of horseshoe crabs, whose eggs are a vital food source for several species, including Red Knots. A synthetic replacement for the blood exists, but the United States is stuck in the past.