In 1964, a paleontologist named John Ostrom unearthed some fascinating fossils from the mudstone of Montana. Its discovery set the stage for what’s known today as the Dinosaur Renaissance, a total re-thinking of what we thought we knew...

Most fish are pretty sluggish in the cold. But the Pacific bluefin tuna is one of the fastest apex predators in the frigid Pacific ocean. Their physiology has adapted to help them retain more of the heat their bodies produce, except when...

Scientists can find answers in some pretty unusual places, and recently they found some evidence that dinosaurs weren't cold-blooded by looking at... eggshells?

Paul Andersen explains how organisms are able to regulate their internal body temperature (or not). He starts with a brief description conduction, convection, radiation and metabolism. He contrasts ectotherms and endotherms. He also...

With plants covered, let's talk about animals, or fauna, in the context of ecology. What do animals need to survive? How do they acquire food? How do they maintain their body temperature? Let's talk all about nutrients and minerals,...

This live-action video program is about endotherms. The program is designed to reinforce and support a student's comprehension and retention of the term through use of video footage, photographs, diagrams and colorful, animated graphics...