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“#Study finds albatrosses fine-tuned to wind conditions” A male and female wandering albatross in courtship display. Males are 20% larger than females, which is reflected in their flight performance. Credit: Samantha Patrick A new study of albatrosses has found that wind plays a bigger role in their decision to take flight than previously thought, and…
“#Scientists unravel the evolution and relationships for all European butterflies in a first” The figure shows the relationships of the 496 extant European butterfly species in the course of their evolution during the last 100 million years. Credit: Dr Martin Wiemers For the first time, a complete time-calibrated phylogeny for a large group of invertebrates…
“#The coastal banksia has its roots in ancient Gondwana” Credit: John Tann/Flickr, CC BY If you fondly remember May Gibbs’s Gumnut Baby stories about the adventures of Snugglepot and Cuddlepie, you may also remember the villainous Big Bad Banksia Men (perhaps you’re still having nightmares about them). But banksias are nothing to be afraid of….
“#Recovery of sea otter populations yields more benefits than costs” Sea otter in British Columbia. Credit: James Thompson Since their reintroduction to the Pacific coast in the 1970s, the sea otters’ rapid recovery and voracious appetite for tasty shellfish such as urchins, clams and crabs has brought them into conflict with coastal communities and fishers,…
“#Presence of devastating pest confirmed on Socotra Island” Phoenix dactylifera date palm trees infected by the red palm weevil on Socotra Island between Hadiboh and Hawlaf. A-C. Date palm trees destroyed by R. ferrugineus in the last stage of infestation. D-F. Presence of the animals in the trunk, as cocoons (D), adults (E, F inset)…
“#’Matador’ guppies trick predators” A female guppy with black irises. Credit: Jolyon Troscianko Trinidadian guppies behave like matadors, focusing a predator’s point of attack before dodging away at the last moment, new research shows. The tiny fish (10-40mm) draw attention by turning their irises black, which makes their eyes very conspicuous. This encourages pike cichlids—a…
“#Using DNA to look for fish species” Credit: Leiden University Researchers from Biomon have used DNA techniques to find 40 different species of fish in the river Dommel. This technique is capable of detecting more species than conventional methods of measuring. Biomon, a consortium of the Institute of Environmental Sciences (CML), Naturalis, KWR and Baseclear,…
“#Sustainable cover-crop farming practice faces one big limitation: Land to produce seeds” Credit: CC0 Public Domain As farmers around the globe look to grow food more sustainably—with less water, fertilizer, pesticides and other environmental impactors—the use of cover crops is becoming more popular. These crops, which are often grasses or legumes, or many other types…