Dear Bailey,
Our planet is home to all kinds of lizards. Maybe you’ve seen one climbing up the wall, scurrying through the grass, or at the pet store. Just the other day I saw a big green iguana when I visited the Washington State University Veterinary Teaching Hospital in search of an answer to your question. » More …
Dear Dr. Universe: Why do animals hibernate? -Jarrett T., 10, Edinburgh, IN
Dear Jarrett,
Animals can get through winter in all kinds of ways. Us cats like to curl up on a cozy couch. Some penguins huddle in groups to create heat. A lot of birds fly south to warmer weather. Perhaps you put on mittens and a coat. » More …
Hi Doc. Universe, I was wondering how vaccines work because I would really like to make a better way to get a shot that doesn’t hurt so much. Thanks. -Jacob, 10, Cayman Islands
Dear Jacob,
The quick, little sting of a vaccine shot can provide us with some big protection from germs that cause disease. » More …
Why do cheetahs run so fast? -Shanyu, 9, London, UK
Dear Shanyu,
Cheetahs are in really good shape. Not only are they good runners, but the actual shape of their body helps them move at incredible speeds. » More …
Why do we feel pain? -Sara, 11, Moscow, Idaho
Dear Sara,
Pain is unpleasant, but we need it for survival. Just the other day I was out exploring when I stubbed my paw and let out a big meow. My nervous system was doing its job. » More …
Are there creatures on Earth with one eye? -Elena, 7, Vancouver, Canada
Dear Elena,
The animal kingdom is full of amazing eyes. And yes, there are actually creatures on our planet that have just one. » More …
Dear Dr. Universe, Do animals have the same types of bones and muscles as humans? -Lydia, 8
Dear Lydia,
The short answer is yes, said my friend Leslie Sprunger, a veterinarian and professor in the College of Veterinary Medicine at Washington State University. But, as always, there’s a catch. » More …