Scientists are frustrated that the USDA again failed to include basic information about H5N1 genetic sequences from cows when ...

This may be the reason why biologists have only in the last few decades come to develop a rigorous understanding of phylogenetic trees. This understanding allows present-day researchers to use ...

What do phylogenetic trees illustrate? These diagrams don't just organize knowledge of biodiversity - they also show us that living species are the summation of their evolutionary history.

PEREZ, S. IVAN DINIZ-FILHO, JOSÉ ALEXANDRE FELIZOLA ROHLF, F. JAMES and DOS REIS, SÉRGIO FURTADO 2009. Ecological and evolutionary factors in the morphological diversification of South American spiny ...

SAN DIEGO ( Border Report) — Researchers at UC San Diego and UC Irvine found that when border restrictions were in place during the COVID-19 pandemic, HIV transmissions in Tijuana and San Diego went ...

The Evolution Lab contains two main parts: Build A Tree: Students build phylogenetic trees themed around the evidence of evolution, including fossils, biogeography, and similarities in DNA.

Phylogenetic analysis using genome sequencing suggests that there was a reassortment event in late 2023 between the current highly pathogenic 2.3.4.4b clade in wild birds and a low-pathogenic wild ...

Phylogenetic comparative methods use phylogenies to ask interesting evolutionary questions. They can be used to: study speciation and extinction determine how quickly or slowly evolutionary changes ...

The Tasmanian devil, Sarcophilus harrisii, is a small, very smelly and extremely loud marsupial that was formerly present all ...

The border crossing separating San Diego, California, from Tijuana, Mexico, is a dynamic place. When it was closed during the ...

Species of Micropsalliota (Basidiomycota, Agaricomycetes, Agaricales, Agaricaceae) are mainly distributed in tropical and /or ...

A study in the CDC's Emerging Infectious Disease Journal reports the spread of H5N1 avian influenza among cats and dairy ...