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Channel: genetic diversity – ConservationBytes.com
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Genetics to the rescue

Procreating with a relative is taboo in most human societies for many reasons, but they all stem from avoiding one thing in particular — inbreeding increases the risk of genetic disorders that can...

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The colour of survival

In boreal forests, many hares adopt white winter coats before the snow arrives. In a snowless landscape, these white hares lack camouflage against predators. However, their early moult from brown into...

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New ecosystems, unprecedented climates: more Australian species than ever are...

Australia is home to about one in 12 of the world’s species of animals, birds, plants and insects – between 600,000 and 700,000 species. More than 80% of Australian plants and mammals and just under...

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Open Letter: Public policy in South Australia regarding dingoes

08 August 2023 The Honourable Dr Susan Close MP, Deputy Premier and Minister for Climate, Environment and Water, South Australia The Honourable Claire Scriven MLC, Minister for Primary Industries and...

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Influential conservation papers of 2022

Following my annual tradition, I present the retrospective list of the ‘top’ 20 influential papers of 2022 as assessed by experts in Faculty Opinions (formerly known as F1000). These are in no...

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Should we bring back the thylacine? We asked 5 experts

Signe Dean, The Conversation In a newly announced partnership with Texas biotech company Colossal Biosciences, Australian researchers are hoping their dream to bring back the extinct thylacine is a...

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Can we resurrect the thylacine? Maybe, but it won’t help the global...

(published first on The Conversation) Last week, researchers at the University of Melbourne announced that thylacines or Tasmanian tigers, the Australian marsupial predators extinct since the 1930s,...

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Smart genetic analysis made fast and easy

If you use genetics to differentiate populations, the new package smartsnp might be your new friend. Written in R language and available from GitHub and CRAN, this package does principal component...

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New journal: Frontiers in Conservation Science

Several months ago, Daniel Blumstein of UCLA approached me with an offer — fancy leading a Special Section in a new Frontiers journal dedicated to conservation science? I admit that my gut reaction was...

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Error-free genetic repositories: case of amphibians

In our new study, we curated > 39,000 amphibian mitochondrial DNA (mtDNA) sequences from GenBank, identified > 2,000 sequencing and taxonomic errors, and published the quality-checked records as...

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The biggest go first

The saying “it isn’t rocket science” is a common cliché in English to state, rather sarcastically, that something isn’t that difficult (with the implication that the person complaining about it, well,...

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No-extinction targets are destined to fail

I’ve been meaning to write about this for a while, and now finally I have been given the opportunity to put my ideas ‘down on paper’ (seems like a bit of an old-fashioned expression these days). Now...

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Ghosts of bottlenecks past

I’ve just spent the last week at beautiful Linnaeus Estate on the northern NSW coast for my third Australian Centre for Ecological Analysis and Synthesis (ACEAS) (see previous post about my last ACEAS...

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Different is better

I found a nice complement to my More is Better post from January where I reported the results of a new meta-analysis demonstrating how higher species evenness and diversity engendered greater forest...

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Translocations: the genetic rescue paradox

Harvesting and habitat alteration reduce many populations to just a few individuals, and then often extinction. A widely recommended conservation action is to supplement those populations with new...

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Why populations can’t be saved by a single breeding pair

I published this last week on The Conversation, and now reproducing it here for CB.com readers. —   Two days ago, the last male northern white rhino (Ceratotherium simum cottoni) died. His passing...

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Genetic Management of Fragmented Animal and Plant Populations

That is the title of a new textbook that will be available mid-2017. After almost 6 years work, authors Dick Frankham, Jonathan Ballou, Katherine Ralls, Mark Eldridge, Michele Dudash, Charles Fenster,...

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Getting your conservation science to the right people

A perennial lament of nearly every conservation scientist — at least at some point (often later in one’s career) — is that the years of blood, sweat and tears spent to obtain those precious results...

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Outright bans of trophy hunting could do more harm than good

In July 2015 an American dentist shot and killed a male lion called ‘Cecil’ with a hunting bow and arrow, an act that sparked a storm of social media outrage. Cecil was a favourite of tourists visiting...

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Avoiding genetic rescue not justified on genetic grounds

I had the pleasure today of reading a new paper by one of the greatest living conservation geneticists, Dick Frankham. As some of CB readers might remember, I’ve also published some papers with Dick...

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