Comprehensive protection required to save Hector's dolphin
An ancient biosonar sheds new light on the evolution of echolocation in toothed whales
(Phys.org) —Some thirty million years ago, Ganges river dolphins diverged from other toothed whales, making them one of the oldest species of aquatic mammals that use echolocation, or biosonar, to navigate ...
Apr 04, 2013
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World's biggest creature tracked by its song
An Australian-led group of scientists has for the first time tracked down and tagged Antarctic blue whales by using acoustic technology to follow their songs, the government said Wednesday.
Mar 27, 2013
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New study analyzes the risk to endangered whales from ships in southern California
Researchers have identified areas off southern California with high numbers of whales and assessed their risk from potentially deadly collisions with commercial ship traffic in a study published in the scientific ...
Mar 25, 2013
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Acoustic monitoring of Atlantic cod reveals clues to spawning behavior
Why sea-faring mammals need to be larger than land lubbers
(Phys.org) —Ever notice you get cold faster when you're wet? That's why whales are so much bigger than elephants, according to SFI External Professor Aaron Clauset in a recent paper published in the journal PLoS One that e ...
Mar 19, 2013
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The climb to the pouch begins in utero
Scientists have visualised the short pregnancy of a small species of the kangaroo and wallaby family of marsupials, the tammar wallaby (Macropus eugenii), for the first time by high-resolution ultrasound. ...
Mar 18, 2013
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Study questions the role of kinship in mass strandings of pilot whales
Pilot whales that have died in mass strandings in New Zealand and Australia included many unrelated individuals at each event, a new study concludes, challenging a popular assumption that whales follow each ...
Mar 14, 2013
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Floating tsunami trash to be a decades-long headache
The tsunami that ravaged northeast Japan in March 2011 created the biggest single dumping of rubbish, sweeping some five million tonnes of shattered buildings, cars, household goods and other rubble into ...
Mar 11, 2013
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Extinct Tassie tiger cut from wildlife protection list
Boys are right-handed, girls are left...
Well at least this is true for sugar gliders (Petaurus breviceps) and grey short-tailed opossums (Monodelphis domestica), finds an article in BioMed Central's open access journal BMC Evolutionary Biology, and sho ...
Mar 05, 2013
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New Zealand dolphin faces extinction, group warns
Nitrogen from pollution, natural sources causes growth of toxic algae, study finds
Nitrogen in ocean waters fuels the growth of two tiny but toxic phytoplankton species that are harmful to marine life and human health, warns a new study published in the Journal of Phycology.
Feb 06, 2013
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Leading by the nose: Star-nosed mole reveals how mammals perceive touch, pain
The most sensitive patch of mammalian skin known to us isn't human but on the star-shaped tip of the star-nosed mole's snout. Researchers studying this organ have found that the star has a higher proportion ...
Jan 30, 2013
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Rare dolphin species threatened by big fishnets
