Biology - Ecology news

From yeast, researchers learn how populations collapse

In the early 1990s, overfishing led to the collapse of one of the most bountiful cod fisheries in the world, off the coast of Newfoundland. Twenty years later, the cod population still has not recovered, dramatically ...

Jun 01, 2012
4.4 / 5 (7) 21 | with audio podcast

Foundational concept of ecology tested by experiment

An elementary school science activity asks children who have each been assigned a wetland plant or animal to connect themselves with string and tape to other "organisms" their assigned plant or animal interacts ...

Jun 22, 2012
4.3 / 5 (8) 1 | with audio podcast

Has the Earth's sixth mass extinction already arrived?

With the steep decline in populations of many animal species, from frogs and fish to tigers, some scientists have warned that Earth is on the brink of a mass extinction like those that occurred only five times ...

Mar 02, 2011
4.3 / 5 (29) 55 | with audio podcast

Jellyfish replacing fish in over-exploited areas

(PhysOrg.com) -- Over-fished commercial stocks of plankton-eating fish have been replaced in several locations by jellyfish species. This appears to be something of a paradox because fish move quickly and ...

Sep 16, 2011 report
4.7 / 5 (14) 10 | with audio podcast

Have thieving rodents saved tropical trees?

Big seeds produced by many tropical trees were probably once ingested and then defecated whole by huge mammals called gomphotheres that dispersed the seeds over large distances. But gomphotheres were probably ...

Jul 16, 2012
4 / 5 (2) 1 | with audio podcast

Wallace's century-old map of natural world updated

Until today, Alfred Russell Wallace's century old map from 1876 has been the backbone for our understanding of global biodiversity. Thanks to advances in modern technology and data on more than 20,000 species, ...

Dec 20, 2012
4.3 / 5 (6) 0 | with audio podcast

Chernobyl's birds are adapting to ionising radiation

Birds in the exclusion zone around Chernobyl are adapting to – and may even be benefiting from – long-term exposure to radiation, ecologists have found. The study, published in the British Ecological ...

Apr 28, 2014
4 / 5 (22) 18

Sea turtles 'lost years' mystery starts to unravel

Small satellite-tracking devices attached to sea turtles swimming off Florida's coast have delivered first-of-its-kind data that could help unlock they mystery of what endangered turtles do during the "lost ...

Mar 04, 2014
4.8 / 5 (8) 0

Dwindling wind may tip predator-prey balance

Bent and tossed by the wind, a field of soybean plants presents a challenge for an Asian lady beetle on the hunt for aphids. But what if the air—and the soybeans—were still?

Sep 19, 2014
5 / 5 (6) 0

Exclusion fencing vital to relocation success

The successful reintroduction of brushtail possums to the Wheatbelt has been attributed to a habitat free from foxes, feral cats and other possums, with plenty of tree hollows and rock crevices.

Oct 03, 2014
4.7 / 5 (3) 0