Press releases

The Leibniz-IZW regular publishes press releases on key findings and insights from its research and on events, awards or personalia. The press releases are distributed directly to journalists on our press release distribution mailing list. Press releases are also disseminated through the distribution services Informationsdienst Wissenschaft, AlphaGalileo and EurekAlert. Are you interested in receiving our press releases directly via e-mail? In this case please send us an email to presse@izw-berlin.de.

Fig.: IZW

Big foray in the „DNA pool”

Scientists from the IZW led by Alex Greenwood publish a simple way to retrieve small genomes from a mix of various organisms.

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Blood collection of a free-ranging cheetah on Namibian farmland for stable isotope analyses. Photo: G. Czirjak/IZW
Blood collection of a free-ranging cheetah on Namibian farmland for stable isotope analyses. Photo: G. Czirjak/IZW

Cheetah menu: wildlife instead of cattle

Scientists from the German Leibniz Institute for Zoo and Wildlife Research (IZW) can give the all-clear: in a recent study they showed that cheetahs primarily prefer wildlife on their menu. The cheetah is a vulnerable species that only exists on Namibia’s commercial farmland in large populations. Here, local farmers see cheetahs as a potential threat for their cattle.

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Cationic synthetic peptides: assessment of their antimicrobial potency in liquid preserved boar semen. Photo: IFN Schoenow e.V.
Cationic synthetic peptides: assessment of their antimicrobial potency in liquid preserved boar semen. Photo: IFN Schoenow e.V.

It does not always need to be antibiotics: healthy pig breeding

Scientists found a way to reduce the application of antibiotics in pig breeding by using antimicrobial peptides. The results of the study have just been published in the scientific online-journal PLOS ONE.

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Catching device for bats in Pape, Latvia. Photo: Oliver Lindecke
Catching device for bats in Pape, Latvia. Photo: Oliver Lindecke

The world’s first bat net for migrating bats is launched in Latvia

The worldwide largest funnel trap designed for the purpose of studying migratory bats will opened at the ornithological field station in Pape, Latvia, on August 19, 2014. At the same time, an ambitious international research project on the biology of migratory bats will be started. The project is expected to provide some key answers to many unsolved questions concerning flight paths, hibernation areas and metabolism of these ecologically valuable mammals.

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A dead bat. Photo: Christian Voigt/IZW
A dead bat. Photo: Christian Voigt/IZW

Bats versus wind turbines

Wind turbines are responsible for the death of numerous bats. In a recent study, scientists determined the origin of these animals: they do not only come from local areas but many had been already on a long migratory journey. Germany therefore bears responsibility not only for the protection of native bat populations, but also for the populations from other countries.

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Left: Deforming copper bullet (TSX). (A–D) Cavities at increasing energies. No clouds of fragments. Right: Deforming lead-containing bullet (NVU). Many metal fragments are visible (fragment clouds).
Left: Deforming copper bullet (TSX). (A–D) Cavities at increasing energies. No clouds of fragments. Right: Deforming lead-containing bullet (NVU). Many metal fragments are visible (fragment clouds).

Lead in hunting bullets is dispensable – study proves suitability of alternatives

A new study concerning terminal ballistics of lead-containing and lead-free bullets shows that both materials are equally suitable for hunting in accordance with animal welfare. Lead-free bullets even leave smaller fragment clouds than leaded ones.

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Synchronised computed tomography (CT) - digital radiography (DR), the principle of method... Photo: Galateanu/IZW
Synchronised computed tomography (CT) - digital radiography (DR), the principle of method... Photo: G. Galateanu/IZW

Synchronised imaging techniques - one more chance for rhinoceroses

A new imaging strategy of synchronising computed tomography with digital radiography helps to diagnose and initiate appropriate treatment of foot diseases in mega-vertebrates.   

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Caribbean monk seal (Neomonachus tropicalis) credit Peter Schouten
Caribbean monk seal (Neomonachus tropicalis) credit Peter Schouten

Leibniz, Smithsonian, and Fordham University Scientists Use Extinct Species to Reclassify the World’s Remaining Two Species of Monk Seal

The recently extinct Caribbean monk seal (Monachus tropicalis) was one of three species of monk seal in the world. Its relationship to the Mediterranean and Hawaiian monk seals, both living but endangered, has never been fully understood. Through DNA analysis and skull comparisons, however, Leibniz scientists and colleagues have now clarified the Caribbean species’ place on the seal family tree and created a completely new genus. This is the first time in more than 140 years that a new genus has been recognized amongst modern pinnipeds (seals, sea lions, and walruses). The team’s findings are published in the scientific journal ZooKeys, May 14.

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Koala (Phascolarctos cinereus). Photo: Daniel Zupanc
Koala (Phascolarctos cinereus). Photo: Daniel Zupanc

How the koala retrovirus genome evolved

Retroviruses invaded the genome of koalas with strongly pathological effects: the viruses weaken the immune defense and threaten the viability of the already reduced koala population. An international team of scientists from Europe and North America now applied the technique of hybridisation capture to analyse the entire genome of koala retroviruses and used museum samples to monitor its variation across 130 years. The findings were just published in the scientific online-journal PLOS ONE.

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Foramen magnum of lion (Panthera leo) skulls; right: skull of a healthy lion, left: malformed skull. Photo: Dr. Merav Shamir
Foramen magnum of lion (Panthera leo) skulls; right: skull of a healthy lion, left: malformed skull. Photo: Dr. Merav Shamir

Skull malformations in lions: keeping up the pressure

An international team of researchers led by scientists from the Hebrew University of Jerusalem and the Leibniz Institute for Zoo and Wildlife Research (IZW) Berlin examined the incidence of skull malformations in lions, a problem known to be responsible for causing neurological diseases and increased mortality. Their results suggest that the occurrence is a consequence of a combination of environmental and genetic factors. These findings were published in the scientific journal PLOS ONE.

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