The northern snakehead, a large Asiatic invasive species, has been expanding in Berks County with its almost super-piscine ...

Arizona is known for our snakes, but do they swim in lakes? Unfortunately, yes. These are the four most snake-infested lakes ...

Fifty years ago in June, elected officials gathered in Lewiston to celebrate a remarkable feat: With the completion of the Lower Snake River dams, a $1 billion project had effectively turned the ...

There are many deadly animals in Florida, the Everglades. Facts on dangerous animals in Florida: Alligators, sharks, panthers ...

World Atlas calls 4 Mississippi lakes the most snake-infested in the state. Know how to ID venomous snakes and tell them ...

The Lower Granite Dam on the Snake River is seen May 15, 2019, from the air near Colfax, Wash. The Columbia River Basin was once the greatest salmon-producing river system in the world.

Tribes and conservation groups in the Pacific Northwest have pushed for the removal of four dams on the Snake River, saying those structures have contributed to the decline of native fish.

Kirtland’s snake (Clonophis kirtlandii) has a limited range along the Ohio River. This species has been spotted in the river in a few areas along the Indiana-Kentucky and Ohio-Kentucky borders.

The Columbia River is critical for fish, energy, commerce and identity. But it faces an uncertain future. How much more can it take?