Nature's Rule Breakers: Creatures That Don't Fit In

Some rules are meant to be broken, even those in the animal kingdom!

You're probably familiar with many of the common categories scientists use for animals: warm-blooded or cold-blooded, nocturnal or diurnal. But what about the animals that don't fit in? Sharks cannot be classified as warm or cold-blooded-they are somewhere in-between. And Eurasian eagle owls don't hunt during the day or night. Instead, they swoop through the trees at dawn and dusk. Author and science educator Jessica Fries...