Can Octopus Arms Grow Back? Are Regenerated Limbs Just as Good?
Octopuses can regenerate entire arms, even though each arm has a mini brain and an extensive network of neurons. Healing begins with undifferentiated stem cells that develop into specialized...
How Many Senses Do Sharks Possess? Electroreception Made Easy!
I've researched sharks for many years and some of my most popular presentations feature sharks and their amazing abilities. Sharks have senses that seem magical since we humans have nothing of the...
Are Wolf Dogs Safe or Dangerous? Do Wolves or Wolf Dogs Make Good Pets?
I’ve always been fascinated with wolves and their ability to hunt cooperatively to bring down large animals like moose and bison. As a biologist I’ve become interested in the controversial...
How Does Soybean Cultivation Contribute to Amazon Deforestation and Loss of Biodiversity?
On a recent cruise up the Amazon river, we witnessed firsthand the relentless deforestation of the Amazon rainforest. Our shore excursion to the rainforest meant hours of driving through large...
Koala Brain – Why Is the Koala the Dumbest Mammal? How Being Dumb Can Be Smart
Whenever we travel to Australia, we love to observe that iconic marsupial, the koala (Phascolarctos cinereus). Even though it is becoming more and more difficult to see wild koalas in their...
In our travels throughout South Africa, we've always treasured our memories of viewing lions in the wild. When observing lions up close, we've wondered "why do the males have manes?" And why is...
