Tolerance to stress is a 'trade-off' as fruit flies age

The consequences of aging are damage and degeneration of cells, which leads to loss of function, vulnerability to disease, and eventually, death. A hallmark of the aging process is the progressive decline of the nervous system, ...

Mystery of how beetles that live in aquifers breathe solved

You can't always count on finding water above ground in Australia. Some rivers flow through the sand beneath their beds and arid calcite crusts in Western Australia seal off water trapped in permeable rocks beneath. Yet, ...

Salamanders chew with their palate

The Italian Crested Newt – Triturus carnifex – eats anything and everything it can overpower. Earthworms, mosquito larvae and water fleas are on its menu, but also snails, small fish and even its own offspring. A research ...

Sonar disturbs blue whales feeding

No one really knows why pods of whales spontaneously drive themselves aground. Military sonar may be one culprit, and the need to train and test submarine tracking technology in open water could put the US Navy in conflict ...

Northern Red Sea coral reefs may survive a hot, grim future

As the outlook for coral reefs across a warming planet grows grimmer, scientists in Israel have discovered a rare glimmer of hope: The corals of the northern Red Sea may survive, and even thrive, into the next century.

Hot great white sharks could motor but prefer to swim slow

Yuuki Watanabe has always been fascinated by speed and power. As a child, he recalls being transfixed by the raw strength of great white sharks (Carcharadon carcharias). 'They look cool' says Watanabe, from the National Institute ...

When does noise become a message?

Background noise is generally regarded as a nuisance that can mask important sounds. But noise can be beneficial too. It can convey information about important environmental conditions and allow animals to make informed decisions. ...

Dung beetles navigate better under a full moon

Of all nocturnal animals, only dung beetles can hold their course using polarized moonlight. Researchers at Lund University in Sweden have now shown that beetles can use polarized light when its signal strength is weak, which ...

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