Examlex
Male pigs have a retractable penis that can be withdrawn into which orifice?
Aquatic Zone
Areas of water, either fresh or salt, that are home to a wide variety of plant and animal life, segmented into different habitats like lakes, rivers, and oceans.
Benthic Zone
The ecological region at the lowest level of a body of water including the sediment surface and some sub-surface layers.
Bathyal Zone
A marine environment zone that extends from the edge of the continental shelf down to about 4,000 meters, known for its limited light and considerable pressure.
Abyssal Zone
A deep-sea region lying between 3,000 and 6,000 meters below the ocean surface, characterized by cold temperatures, high pressure, and complete darkness.
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