"indigo snake"的定义和意义

What is an "indigo snake"?

An indigo snake, also known as the Eastern indigo snake, is a non-venomous species found in the southeastern United States. It is the longest snake native to North America, often reaching lengths of up to 8 feet. With its shiny dark blue-black coloration and smooth scales, the indigo snake is a powerful and agile predator that feeds on a variety of small mammals, birds, and reptiles. It plays an important role in its ecosystem by helping control populations of rodents and other prey species. The indigo snake is known for its docile nature and is considered a threatened species due to habitat loss and fragmentation.