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“#Social experiences impact zebrafish from an early age” Credit: Pixabay/CC0 Public Domain It is commonly said that childhood experiences shape adult behavior; that events that we may not even remember can have long-lasting or even permanent effects. In a new article by scientists at the Champalimaud Center for the Unknown in Portugal, published in Current…
“#Old males vital to elephant societies” A young adolescent next to an older bull in the Makgadikgadi Pans National Park. Credit: Connie Allen Old male elephants play a key role in leading all-male groups, new research suggests. Trophy hunters justify targeting older bull elephants on the grounds they are “redundant” in terms of breeding and…
“#New research reveals these 20 Australian reptiles are set to disappear by 2040” Cape Melville leaf-tailed gecko. Credit: Conrad Hoskin, Author provided Action came too late for the Christmas Island forest skink, despite early warnings of significant declines. It was lost from the wild before it was officially listed as “threatened,” and the few individuals…
“#Scientists capture rare footage of mother skink fighting a deadly brown snake to protect her babies” Credit: Gregory Watson and Jolanta Watson Unlike many mammals and birds, most reptiles show little sign of being caring parents. But our new research shows one lizard species may be more doting parents than we thought—the adults risking their…
“#New study shows birds can learn from others to be more daring” Yellow pipe cleaners, a purple plastic egg and a blue cocktail umbrella were a few of the new objects introduced to the house sparrows in this behavioral study. Credit: LSU. House sparrows can be found on nearly every continent including North America, South…
“#Globalization is reweaving the web of life” Introduced species blur natural geographic signatures in the global network of mutualistic interactions between plants and seed dispersers. Each point represents a plant or animal species and links show interactions observed at any location. Geographic patterns emerge when visualizing only interactions among native species (a) but are blurred…
“#Oldest radiocarbon dated temperate hardwood tree in the world discovered in southern Italy” Landscape view of the open forest landscape dominated by ancient sessile oaks in the Alto Aspromonte. Credit: Gianluca Piovesan Radiocarbon dating of five large and potentially old sessile oaks from Aspromonte National Parks has revealed a long lifespan ranging from 934 ±…
“#New research shows lyrebirds move more litter and soil than any other digging animal” Male Superb Lyrebird in display. Credit: Alex Maisey, Author provided When you think of lyrebirds, what comes to mind may be the sound of camera clicks, chainsaws and the songs of other birds. While the mimicry of lyrebirds is remarkable, it…
“#Mite extinctions are occurring at least 1,000 times the ‘natural’ rate” Credit: Jean and Fred Hort Mite extinctions are occurring at least 1,000 times the natural rate—a finding a University of Queensland researcher says is another warning that global biodiversity is in deep trouble. The 1.25 million mite species around the planet occupy an enormous…
“#Taking stock of salmon survival, dams and science” PNNL biologists have developed a more efficient way to estimate salmon survival through dams that uses solid science and saves over 42 percent of the cost—over $500,000 in a recent study. Credit: Donald Jorgensen | PNNL Federal agencies required a minimum criteria of 96 percent of spring-migrating…