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Songbirds ‘teach chicks before they hatch’

Songbirds ‘teach chicks before they hatch’

Red-backed Fairy-wren females behave just like their relatives, the Superb Fairy-wren, ornithology experts at Flinders have found. Many birds learn their songs from their parents, but what if they could get a head start? A new paper, published in The Auk: Ornithological Advances, expands Flinders University research into how Australian fairy-wrens start learning to imitate […]

Antarctic birds recognize individual humans

Antarctic birds recognize individual humans

Brown skuas in Antarctica, when they recognized the intruders, showed aggressive behaviors such as yelling, following and kicking on the head of the intruders. Credit: Yeong-Deok Han You may have heard of crows, magpies, and mockingbirds recognizing individual people. These birds live among people, so it may be natural that they learn to differentiate people. […]

Defending Nigeria’s last elephants against poachers

Defending Nigeria’s last elephants against poachers

Ranger Hashumu Abdullahi (C), known as ‘The Armorer’ and his assistant, unpacking some of the over 200 confiscated locally made ‘Dane guns’ at Yankari Game Reserve in northeastern Nigeria For years, blacksmith Hashimu Abdullahi was making guns for ivory poachers and hunters invading the Yankari Game Reserve, one of the last wildlife areas home to […]

New bacteria from anammox wastewater treatment

New bacteria from anammox wastewater treatment

Removal of nitrogen from wastewater is crucial to maintain water quality. A novel wastewater treatment technology based on «anammox» bacteria, capable of removal of nitrogen compounds anaerobically, has greatly improved this process. After a decade of operation of a full scale anammox reactor, researchers of the Radboud University and BE-Basic have studied the microorganisms in […]

Harlequin ladybirds are conquering the world at great speed

Harlequin ladybirds are conquering the world at great speed

The harlequin ladybird was introduced to some countries as a biological control agent against agricultural pests such as aphids. Credit: Maris Midgley The arrival and subsequent dramatic increase in the number of the invasive alien harlequin ladybird in many countries has been met with considerable trepidation by the scientific community. «The rapid spread of this […]

Restoring the American chestnut

Restoring the American chestnut

Tissue-cultured American chestnut shoots are shown in a post-rooting medium containing activated charcoal. Experiments showed that activated charcoal enhanced root growth but slightly decreased shoot tip survival. Credit: Allison Oakes. The American chestnut was once a mainstay in hardwood forests as far north as Maine and as far south as Georgia and Mississippi. A massive […]

Researchers make a major cavefish discovery in Thailand

Researchers make a major cavefish discovery in Thailand

Speaking of the unique anatomical structures seen in the cavefish, Cryptotora thamicola, NJIT’s Brooke Flammang says, «It possesses morphological features that have previously only been attributed to tetrapods. The pelvis and vertebral column of this fish allow it to support its body weight against gravity and provide large sites for muscle attachment for walking.» With […]

Japan fleet returns from Antarctic whale hunt

Japan fleet returns from Antarctic whale hunt

Workers disembark from a whaling ship at the port of Shimonoseki in western Japan on March 24, 2016 A Japanese whaling fleet returned home Thursday from its annual Antarctic hunt, the government said, a trip that angered environmentalists and nations opposed to the slaughter. The ships had set sail for the Southern Ocean in December, […]

Sweet tooth? Flies have it too: New study shows how they know what to eat and when to stop

Sweet tooth? Flies have it too: New study shows how they know what to eat and when to stop

The researchers filmed hungry flies drinking a drop of sugar solution (blue circles in the top panel) and simultaneously monitored the activity of their IN1 cells before, during, and after the drink was consumed (bottom panels). The cells remained active for several minutes after the solution had been swallowed. Credit: Laboratory of Neurogenetics and Behavior […]

Micro-sanctuaries key to survival of wildlife in human-dominated landscapes

Micro-sanctuaries key to survival of wildlife in human-dominated landscapes

Blackbuck persist in the rapidly urbanizing South-Central India due to micro-sanctuaries. Credit: Adyita Kshirsagar A new study by a team of researchers from the Centre for Ecological Sciences at the Indian Institute of Science, Manipal University, Centre for Wildlife Studies and the Wildlife Conservation Society (WCS)-India, says that maintaining even the tiniest wildlife sanctuaries will […]

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