Search results for phylogenetic data

Plants & Animals Aug 23, 2019

High diversity of harvestmen in Atlantic Rainforest and ancient geological events

In the southern Atlantic Rainforest remnants between Rio de Janeiro State in Southeast Brazil and Santa Catarina State in South Brazil, there are some 600 species of harvestmen (Opiliones), arachnids that live in caves and ...

Biotechnology Aug 19, 2019

Powerful online tool will help researchers make new genomic discoveries

University of Waterloo researchers have developed a powerful new online tool that allows users to navigate through an interactive microbial tree of life, and to generate new scientific hypotheses and discoveries.

Plants & Animals Aug 15, 2019

Extinct Caribbean bird yields DNA after 2,500 years in watery grave

Scientists have recovered the first genetic data from an extinct bird in the Caribbean, thanks to the remarkably preserved bones of a Creighton's caracara from a flooded sinkhole on Great Abaco Island.

Plants & Animals Aug 15, 2019

Bloodsucker discovered: First North American medicinal leech described in over 40 years

Freshwater wetlands from Georgia to New York are home to a previously unrecognized species of medicinal leech, according to scientists at the Smithsonian's National Museum of National History. The new species, named Macrobdella ...

Molecular & Computational biology Aug 5, 2019

Targeting DNA sequencing for plant biodiversity research

Third-generation sequencing (TGS) technologies like the portable MinION sequencer promise to revolutionize biology, but getting there will require tweaking techniques. Particularly, the low output delivered by TGS sequencers ...

Cell & Microbiology Aug 1, 2019

The curious tale of the cancer 'parasite' that sailed the seas

A contagious canine cancer that conquered the world by spreading between dogs during mating likely arose around 6,000 years ago in Asia and spread around the globe through maritime activities, scientists say.

Ecology Jul 18, 2019

New frog species discovered

UCF student Veronica Urgiles has helped describe two new frog species discovered in Ecuador, and she named one of them after one of her professors.

Plants & Animals Jun 25, 2019

Researchers identify genes linked to sex differentiation in giant Amazon fish

Brazilian and German scientists have completed a collaborative project to sequence and analyze the whole genome of Arapaima gigas, a giant freshwater fish known in Brazil as pirarucu and elsewhere as arapaima or paiche. Its ...

Plants & Animals Jun 19, 2019

Finding 'Nemo's' family tree of anemones

Thanks in part to the popular film Finding Nemo, clownfishes are well known to the public and well represented in scientific literature. But the same can't be said for the equally colorful sea anemones—venomous, tentacled ...

Cell & Microbiology Jun 14, 2019

Scientists report the first family of extracellular Rickettsia-like bacteria

Microbiologists of St Petersburg University, together with researchers from the University of Milan, the University of Pisa, and the University of Pavia, have discovered a new family of bacteria of the order Rickettsiales—Deianiraeaceae. ...

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