The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
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It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.
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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
Examples of teeth in bulk feeders.
Eruption of Permanent Teeth
Shark teeth
Jupiter’s Ring and Torus
Saturn’s Ring System
The ring-tailed lemur is the best-known of the Madagascar primates.