A bioindicator is a species that helps scientists and environmental managers infer the quality of its habitat. Bioindicators can be plants, birds, reptiles, mammals—any species that is sensitive to certain changes or factors in the environment. Commonly, aquatic macroinvertebrates are used as bioindicators for waterways,…
Glacier National Park in northern Montana covers more than one million acres of mountains, forests, meadows, lakes, and valleys in the Rocky Mountains. It lies on the border of Canada’s Waterton Lakes National Park. Together, Waterton-Glacier International Peace Park is a World Heritage Site — places…
Dusky dolphins are small cetaceans found in coastal waters in multiple regions of the Southern Hemisphere. They are known for extraordinary aerial acrobatics and often form large groups when feeding, sometimes including hundreds of individuals. Being on a boat, surrounded by leaping and flipping dusky dolphins was an incomparable, spectacular experience. I had to put the camera and notebook down, take a step back, and take it all in…
