Which Mollusk Has Eight Tentacles?
Octopus is a mollusk that has eight tentacles or arms surrounding a beak-like mouth. Octopuses’ are reckoned to be the world’s most intelligent invertebrates and are...
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Why Are Earthworms Good for Garden Soil?
Earthworm is an animal with a long, rounded body divided into compartments known as segments. As earthworms burrow through the soil, they swallow mouthfuls, digesting...
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What Is Hard Water and How Can It Be Treated?
What Is Hard Water and How Can It Be Treated? Hard water is water that contains certain dissolved chemical that act on soap to form a scum. If water comes from...
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Why Does a Robin Cock Its Head to Listen?
The robin does not cock its head to listen. The robin cock its head to look for a worm poking out of its burrow. Some people believe that robins are listening for worms...
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