A single gene in the shorebird species known as ruffs controls the levels of testosterone in males, and this in turn affects ...

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Join him in his exploration as he takes a deep dive and comes face-to-face with the ocean’s most fierce predators, including a 7-foot bull shark, to find out the cause for the rise and many other ...

An at-home testosterone test can help people monitor their testosterone levels. The best at-home testosterone test on our list is the Everlywell Testosterone Test due to its easy-to-use kit and ...

If any of these conditions sound familiar, have you considered that your troubles aren’t just a natural consequence of ageing, but are instead caused by dwindling testosterone? A solid supply of ...

Broadly speaking, a bull market is a sustained period -- usually months or years -- when prices rise. The term is most commonly used in reference to the stock market, but other asset classes can ...

However, there’s another shark species with an impressive set of predatory skills: the yet equally feared Bull shark. These sharks are apex predators but differ significantly. By comparing and ...

Editor’s note: This post looks back to 2012, when the accompanying image was captured on a Mexican beach, at a time when it was not widely known that adult great white sharks inhabited the Sea ...

Whale sharks are drawn to natural underwater features such as seamounts and canyons as well as ... [+] artificial features like offshore oil and gas platforms, with both acting as migratory ...

Real Madrid gave their ambitions to defend their Champions League title a huge boost with a comfortable win to eliminate Red Bull Salzburg. After losing three of their opening six games ...

Many sharks also make their homes in the waters near big cities. Scientists found that bull, nurse and hammerhead sharks split time between Miami's noisy, polluted coast and more natural environments.

The Nashville Predators beat the San Jose Sharks 7-5 on Tuesday, erasing a four goal deficit to win their fourth straight game. The Predators trailed 5-1 in the second period, but goals by Fedor ...