Can different bird species understand each other?
Birds communicate in various ways, but i'll be focusing only on audible communication in this post.
Robert D. Magrath, a behavioral ecologist at the Australian...
Why does sugar make kids hyper? (HINT: It doesn’t)
All of the studies I could find on this topic have found that there is nothing in sugar that makes kids hyper. This doesn't...
Do fish sleep?
While most fish rest by reducing their activity and metabolism, the way fish "sleep" is different from the way land mammals sleep.
Most fish don’t...
Why are sloths so slow?
The first piece of the puzzle to understanding why sloths are so slow is their low-calorie folivorous (mostly leaves) diet. Many other folivorous animals...
How do fish survive when ponds and lakes freeze?
When a lake freezes, only the top layer actually freezes over. The area beneath the ice is where fish survive.
This is due to something called...