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“#Lost frogs rediscovered with environmental DNA” Credit: CC0 Public Domain Scientists have detected signs of a frog listed extinct and not seen since 1968, using an innovative technique to locate declining and missing species in two regions of Brazil. The frog, Megaelosia bocainensis, was among seven total species—including four other declining species, and two that…
“#Global Safety Net maps land areas that need to be protected to safeguard biodiversity and stem carbon emissions” Areas of the terrestrial realm where increased conservation action is needed to protect biodiversity and store carbon. Numbers in parentheses show the percentage of total land area of Earth contributed by each set of layers. Unprotected habitats…
“#Computers help wood anatomists with wood identification” Fig. 1: (A) Original colored cross-sections of the wood of Grevillea robusta and (B) Taxodium distichum, with visualizations of some of the computer-extracted features (C-F) that help to identify the microscopic wood images down to species level. Credit: Leiden University The most commonly used method for the taxonomic…
“#Buffer could limit environmental spread of antibiotic resistance” A top-down view of an augmented-reality sandbox that allows users to sculpt contour maps and observe the dynamics of water flow in real time. Many livestock receive antibiotics that protect against bacterial diseases. But over time, antibiotics also trigger the evolution of bacteria that can resist them….
“#A difficult year for forests, fields and meadows” Near Davos, the researchers are observing how the coniferous forest responds to different climatic conditions. Credit: ETH Zurich The warm, dry summer of 2018 has left clear traces in various ecosystems. ETH Zurich researchers have found that if the climate continues to warm up, higher altitudes can…
“#Taking the temperature of big game” Jeff Martin, Ph.D., drives through a bison herd with his FLIR camera recording temperature data. Credit: Texas A&M AgriLife photo by Jeff Martin Big game are usually resilient and adaptive mammals, but increased warming in productive regions of Alaska and the Great Plains poses a threat to populations of…
“#Modeling heat death in fruit flies due to climate change” Credit: CC0 Public Domain A team of researchers from Chile, Hungary, and Spain has created a model to show the factors that can result in heat death in multiple species of fruit flies. In their paper published in the journal Science, the group describes using…
“#Predators, prey and moonlight singing: How phases of the Moon affect native wildlife” Credit: Wes Mountain/The Conversation, CC BY-ND Humans have long been inspired and transfixed by the Moon, and as we’re discovering, moonlight can also change the behavior of Australian wildlife. A collection of recently published research has illuminated how certain behaviors of animals—including…
“#Locusts now threatening parts of southern Africa, UN says” Locusts are threatening another part of Africa, with up to 7 million people in the southern region facing further food insecurity, the United Nations said Friday. The outbreaks of African migratory locusts in Botswana, Namibia, Zambia and Zimbabwe are not related to the huge outbreak of…
“#Zimbabwe finds 10 more dead elephants, suspects bacteria” Zimbabwe wildlife authorities on Thursday said they suspect ten more elephants succumbed to a bacterial infection that killed 12 young pachyderms last week. The latest carcasses were discovered on Tuesday and Wednesday near the northwestern Pandamasuwe Forest, where the previous 12 were found. “We now have a…