Do animals come into the world tabula rasa and only learn things
from experience? Or do we emerge with some knowledge already
hardwired? Ever been so scared that you can't move? Well
freezing is actually an effective defense mechanism! It's a
fact, we love adorable things, but we still don't really know
why. According to many studies, the rise of agriculture
coincided with declines in human height and overall health.
Researchers have found that you can tape record the various
calls made by Vervet monkeys and play them back one at a time.
Have you heard the story about how one monkey on an island
figured out how to wash his food, and then other monkeys
starting doing it too? Animals can have some pretty funny and
interesting scientific names. See how many you can name! By
synchronizing movements and huddling with one another, Emperor
penguins can stay warm in the coldest place on Earth. News
spread quickly about "birds falling from the sky." What happened
to the birds? Koalas are being used to study population