In the world of fish, it is often the father that does most of the baby-sitting. A father smallmouth black bass starts to take care of his babies even before they’re hatched. He makes a wide,…
Where do you think the highest place in the world is? As you may have guessed, the highest place in the world is the top of a mountain. It is the top of Mount Everest, which stands between the…
Scientists think that the first living thing on land came out of the water about 500 million years ago. The sea was full of living things. There were jellyfish, sponges, worms, and small, crablike…
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