Oceanography
Unmarried sharks remain pregnant
American scientists were stunned to discover that a black-fin shark in the Atlantic conceived without a male.
Shark
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Articles about Shark
673 published items.
Oceanography
More than 50% of marine shark species are in danger of extinction
The first study to determine the global risk of 21 species of sharks and sea rays shows the serious state of overfishing and also provides important steps that governmen…
Oceanography
Whale sharks - the 'fighter pilots' of the sea
These giant monsters can carry out underwater flying, making the fighter pilot embarrassed, the two researchers announced.
Oceanography
Sharks move strangely to find food
Sharks and other marine animals search for food with a kind of shopping-like type of people, according to one of the biggest analyzes of the habit of searching for prey…
Oceanography
Look for methods to conserve energy through shark research
Sharks, 'actors' in the film Shark jaws are recently becoming the subject of research for a University of Alabama scientific research project. This project is made possi…
Oceanography
Warm sea can pull sharks to Antarctica: Potentially serious consequences
It's been 40 million years since the sea water in Antarctica was warm enough to sustain sharks and most fish, but that could be repeated in this century as a result of g…
Oceanography
Fishing as museum specimens: Unprecedented occupation
At Nha Trang Museum of Oceanography, there are many strange fish exhibits. In order to get these exhibits, the scientists at the Institute had to work together ... to fi…
Oceanography
Which does shark use to locate smell?
Sharks are known to have very good sense of smell, which is very important for finding food in many species. However, according to a new study from Boston University mar…
Oceanography
90% of sharks disappear due to hunting
90% of large predatory fish, such as sharks, have been lost by large-scale industrial fishing vessels. According to environmental protection organizations, without effec…
Oceanography
Sharks on the Bahamas
Undeniably sharks are the sea gods who are always ready to eat any prey, including people. It is a mass murderer, has an emotionless look, appears suddenly like ghosts,…
Oceanography
The more salty the sea, the less blood sharks are
The amount of blood in each shark depends on the salinity of the surrounding seawater. Similarly, the volume of other liquids is also regulated by the environment. This…
Oceanography
Sharks also need guards
According to a recent WWF study, more than 7 million sharks and stingrays die each year from the fishing process of Langleinen, Germany, on the African coast of Africa.…
Oceanography
Strange findings - sharks give birth to babies without a father
Female sharks can fertilize their own eggs and give birth without male sperm, a new study of the reproductive sex of a hammer shark in the US said.
Oceanography
Rare shark species discovered
In Japan, a rare shark has been captured. It looked like a female shark, the fins grew long along the body and a jagged sharp tooth ...
Oceanography
IUCN: Endangered sharks!
World conservation experts on February 22 warn: the threat to marine shark species is more serious than humans mistakenly believe and without protection measures, animals