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Page 2 - பிரிட்டிஷ் சுற்றுச்சூழல் சமூகம் News Today : Breaking News, Live Updates & Top Stories | Vimarsana

5 fascinating facts about sharks, the world s ultimate apex predator

5 fascinating shark facts By Megan Marples, CNN © naturepl.com / Doug Perrine / WWF The population of hammerhead sharks in the Sea of Cortez, between Baja California and the Mexican mainland, has seen a steep decline due to overfishing. Sharks have called the Earth s oceans home for hundreds of millions of years and adapted to thrive in harsh environments. While these top hunters of the deep blue have evolved to survive cold and dark climates, sharks are no match for the ultimate predator humans. That s why Shark Week, running from July 11 through July 18, was launched 33 years ago by Discovery Channel to encourage shark conservation and educate the public on these underwater predators.

New method lets researchers rapidly monitor snow leopard stress levels in wild

Date Time New method lets researchers rapidly monitor snow leopard stress levels in wild A new method developed by a Kyoto University researcher is the first to allow users to analyse snow leopard stress hormones in the field. The findings are published in the British Ecological Society journal, Methods in Ecology and Evolution. Snow leopard at Kobe Oji Zoo. Credit Kodzue Kinoshita. The newly developed method lets researchers rapidly and accurately measure stress hormones in snow leopards without the need for bulky equipment or specialised knowledge. It uses widely available equipment that can be carried into the field, allowing hormone extraction from faecal samples and analysis to be done on site.

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