Water covers over three-quarters of the earth’s surface and fish are the most numerous of the vertebrates. There are about 31,500 species of fish and they are classified by physical characteristics, habitat, behavior etc. List of fish families: Damselfish Dottyback Tang Wrasse Facebook Comments Box
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Sighthounds are sporting dogs that have keen eyesight and can easily spot prey by sight. These dogs have flexible backs and long legs so they can capture fast prey. They also have unusually large hearts and lean wiry bodies. There is proof that sighthounds were in use in ancient times. The earliest presumed sighthound remains […]
