More than 350,000 chemicals are used worldwide, and many find their way into the ocean through plastic pollution. As plastics ...

In cities and suburbs, coyotes feed on the small mammals and other food as their rural cousins, but a large percentage of ...

Species numbers alone do not fully capture how ecosystems are changing. In a global study, scientists analyzed long-term data ...

Barn owl: briefly -- Study areas in Scotland -- Research methods -- Distribution and variation -- Variation within subspecies -- Variation among subspecies -- Related spedies in the genus Tyto -- Diet ...

Curious about predators vs prey? In this episode, Dr. Mark Hebblewhite comes to the SciShow studio to talk to Hank about his research into ungulate herbivores and their predator-prey relationships ...

Snakes may be feared, but many animals hunt them. Explore how predators adapt to venom, speed, and defense to shape ...