How Do Whales Sleep?
Whales don’t sleep at night as you do. They sleep by taking “half naps” at the water surface for a few minutes at a time when they are tired. Whales seem to be...
Read MoreWhales don’t sleep at night as you do. They sleep by taking “half naps” at the water surface for a few minutes at a time when they are tired. Whales seem to be...
Read MoreWhy Do We Yawn? Though we don’t know all the reasons for yawning, it is usually a way of helping our breathing. That extra deep breath gets oxygen into our...
Read MoreWhy Do Some Bears Sleep All Winter? Many bears sleep through the coldest days of winter because they cannot find enough food. As the weather gets colder, a bear needs...
Read MoreWhere Do Insects Go in Winter? In parts of the world where winters are cold, most insects die at summers end. But they leave many eggs to hatch in the spring. Some...
Read More