Plain-bellied water snake (Nerodia erythrogaster) This semi-aquatic, non-venomous water snake inhabits the southeastern U.S., particularly in slow-moving freshwater. It grows up to 5 feet (1.5 ...

As a result, the species’ scientific name is Oncorhynchus clarkii. Cutthroat subspecies vary substantially in size, appearance, behavior, and favored habitat. Coastal cutthroat, for example ...

The story of salmon migration is often told as a single, determined journey. Young salmon hatch in freshwater streams, then swim downriver to the ocean. After years at sea, they return to the very ...

Nature has developed numerous remarkable strategies for reproduction throughout evolutionary history. While most animals reproduce sexually, combining genetic material from two parents, some species ...

Clownfishes are an iconic group of 28 species that are famous for their bright color patterns and mutualism with sea anemones. Yet no ecological variable has been identified that can explain clownfish ...

Copperheads are one of just two venomous snake species found in New Jersey. The subspecies that occurs here is the eastern copperhead (Agkistrodon contortrix; Figure 1). They are only found in the ...

Certain lakes and rivers in the U.S. have become prime habitats for snakes due to a combination of environmental factors. Warm, humid climates provide the perfect conditions for snakes to thrive. An ...

Controls exist on certain foodstuffs from certain countries to protect public health. These may either specify conditions of import, meaning that they impose a restriction, or suspend imports ...

Formally known as “Procambarus clarkii”, Louisiana crawfish are among the Bayou State’s biggest exports and are renowned for their bright-red shells, with Louisiana recognised as the largest producer ...

State Key Laboratory of Microbial Metabolism, School of Life Sciences and Biotechnology, Shanghai Jiao Tong University, Shanghai 200240, P. R. China ...