As we hiked through the rainforest of Sumatra, Indonesia, we followed a river that looked clean, but how do we know? The macroinvertebrates that live in the water are great biological indicators of the water's health. 

January 01, 2020

Palm oil industry has had a major effect on the Leuser Rainforest Ecosystem. There are positives and negatives to every question in ecology. What do you think?

January 01, 2020

Ammonia is produced by ants in the rainforest to keep predators from eating them! This one example from the Indonesian Rainforest.

June 25, 2018

Competition is everywhere in ecology. It is a race for survival, and even the trees get in on the competition!

June 20, 2019

What are the ethical issues that we may associate with something so awesome as washing an elephant in the river?

June 25, 2018

Bathing of elephants requires very rough scrubbing pads because they have such thick tough skin. Are they mammals? What makes it a mammal?