freshwater environments

Lack of oxygen may have forced fish to evolve into first air-breathing animals


February 10th, 2010 - 2:25 pm ICT by ANI
Sydney, Feb 10 (ANI): A new study by Australian scientists has determined that a global drop in oxygen levels may have been the driver that led ancient fish to leave the water ... Read more...

Posted in Health Science |

Animals that seem identical may be completely different species


April 23rd, 2009 - 4:20 pm ICT by ANI
Washington, April 23 (ANI): In a new research, scientists used DNA analyses to discover that one of the most common segmented worms is actually two types of worm, leading to the hypothesis ... Read more...

Posted in Health Science |

Thousands of rare dolphins sighted in Bay of Bengal


April 4th, 2009 - 11:19 am ICT by IANS
Washington, April 4 (IANS) Thousands of rare dolphins have been sighted in the fresh waters off the Sundarbans and the Bay of Bengal, according to Wildlife Conservation Society (WCS). WCS researchers estimated ... Read more...

Posted in Environment |

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