Lifestyles of barracudas and olive sea snakes

Lifestyles of barracudas and olive sea snakes

Learn about barracudas and olive sea snakes.
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    Watch as a shadow slowly crosses the Earth.
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    During World War II, U.S. Navy and Army meteorologists began using their wives' and girlfriends' names for storms.
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    Sometimes science is about playing in the sandbox.
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    The female pilot black snake (Elaphe obsoleta) lays a clutch of eggs in a warm protected place. After six to eight weeks of incubation, the young snake hatches from its egg able to care for itself.
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    Learn how fish survive winter in lakes that are covered in ice.
  • Contrasting the differences between size-selective fishing and balanced harvesting in order to ensure an adequate fish supply for future generations.
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    Some fishes have adapted unusual structures and behaviours to catch prey and to avoid becoming prey.