Any decline in water quality or disruption to their environment can harm both the snake and the crayfish they depend on. As such, queen snakes are considered bioindicators of water quality.

The narrow-headed garter snake is a nonvenomous snake found in and near the cool ... The main causes of their population declines are habitat alteration and the introduction of nonnative predators — ...

An invasive species of crayfish is spreading through Texas waters, sparking grave wildlife concerns for conservationists. Researchers in Brownsville, Texas, have been investigating reports of an ...