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“#Marine food webs under increasing stress” Marine ecosystem, Whakaari Island, New Zealand. Credit: Sean D. Connell Scientists at the University of Adelaide have found growing evidence that marine ecosystems will not cope well with rising sea temperatures caused by climate change. “Healthy food webs are critical for ecosystems so that the world’s oceans can continue to…
“#Researchers assemble first comprehensive list of Panama’s trees with geographic ranges” Researcher Pablo Ramos measures the trunk size of Dipteryx panamensis, which is endemic to Central America. Credit: The Morton Aboretum Central America is one of the most diverse floristic regions in the world, but a lack of comprehensive plant records and knowledge of its…
“#Researchers analyze the factors that enable fish to reproduce in the Gulf of Cadiz” Credit: CC0 Public Domain Researchers from the Marine Biology Laboratory of the University of Seville, led by Professor José Carlos García Gómez, have studied the factors involved in fish reproduction and breeding in the Gulf of Cadiz. Their analysis focused on…
“#People power and satellites help scientists study climate impacts on Antarctic seals” Credit: Ursula Rack/UC A New Zealand-led international study of the crabeater seal population in Antarctica aims to understand environmental impacts on one of the southern-most mammals in the world. With funding from The Pew Charitable Trusts, University of Canterbury (UC) scientists have been…
“#Making the case for conserving Tajikistan’s fruit-and-nut forests” Bukharan pear. Credit: Mario Boboev It was spring 2017. I was in the middle of my master’s program and was rapidly running out of time to find the perfect thesis research project. My ideas had ranged from the unrealistic—a canopy camera-trapping project in Ecuador, to the extreme—abseiling…
“#Bird and reptile tears aren’t so different from human tears” Collecting tears from roadside hawk, Rupornis magnirostris. Credit: Arianne P. Oriá Bird and reptile tears aren’t so unlike our own, shows a new study in Frontiers in Veterinary Science. But the differences could provide insights into better ophthalmic treatments for humans and animals, as well…
“#Time-shifted inhibition helps electric fish ignore their own signals” African fish called mormyrids communicate using pulses of electricity. To distinguish their own signal from those of neighboring fish, their brains inhibit sensory responses using a corollary discharge, which is an internal copy of their own motor command. New research from biologists in Arts & Sciences…
“#Mutations may have saved brown howler monkeys from yellow fever virus” A male brown howler monkey (Alouatta guariba clamitans) in El Parque El Piñalito in the Misiones province of northeastern Argentina. Credit: Ilaria Agostini At the start of her 2008 field season at El Parque El Piñalito in the Misiones province in northeastern Argentina, Ilaria…
“#Emerging infectious disease and challenges of social distancing in human and non-human animals” American crows are sometimes attracted to the carcasses of dead crows. Credit: Kaeli Swift Humans are not the only social animal struggling with new infectious diseases. When Hamilton College Associate Professor of Biology Andrea Townsend began studying the social behavior of American…
“#Japanese biologists discover new species of sea worm in the southern ocean” The new species of worm is now one of six described species of Flabelligena, which are known mainly from the North Atlantic Ocean Credit: Naoto Jimi, National Institute of Polar Research, Japan Earlier this year, a team from Japan’s National Institute of Polar…