Water bears are tiny animals. They are as tiny as this dot: .
They have eight legs.
Photo Credit: STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY/Getty Images
In the Know
Dr. Andrea Ghez and the Giant Black Hole
Dr. Andrea Ghez is an astronomer. She studies things in space. She found a … read more
In the Know
Spring Means the End of Hibernation!
Some animals take long naps. Hibernation is when animals sleep … read more
In the Know
What Can Clouds Tell Us?
Clouds can be different shapes. They can be different sizes. … read more