A dog from the University of Washington Conservation Canines program on a research boat following southern resident killer whales.
Credit: Center for Whale Research
A multi-year survey of the nutritional, physiological and reproductive health of endangered southern resident killer whales suggests...
The frog Hyla sanchiangensis from eastern China is a descendant of one of three lineages (Hyloidea) that made it through Earth's last mass extinction 66 million years ago to flourish worldwide today. It's ancestors diversified out of South America.
Credit:...
This photograph shows Coronodon havensteini teeth.
Credit: Geisler et al.
The blue whale is the largest animal that has ever lived. And yet they feed almost exclusively on tiny crustaceans known as krill. The secret is in the baleen, a complex...
Pair of mallards. (Stock image)
Credit: © JRJfin / Fotolia
An influenza infection in birds gives a good protection against other subtypes of the virus, like a natural vaccination, according to a new study.
Water birds, in particular mallards, are...
Lipizzan horse galloping in winter.
Credit: © Viktoria Makarova / Fotolia
Researchers who have analyzed the Y chromosomes of more than 50 horses representing 21 breeds have found that the paternal lines of nearly all modern horses trace to stallions brought...
Ten-week-old Arabidopsis plants highlight the striking effect of the absence of CP12 on plant growth. From left to right: wild-type plant with normal levels of CP12; plant with no CP12-1 or CP12-3, and reduced levels of CP12-2; and the...
Although Zika is primarily thought of as mosquito-borne illness, sexual transmission plays an important role in the spread of the virus. Weeks or even months after the virus has been cleared from the bloodstream, Zika can still be found...
The male of the new Amazona is pictured.
Credit: Tony Silva; CC BY 4.0
The newly identified Blue-winged Amazon parrot has a loud, short call and evolved from the White-fronted parrot quite recently, about 120,000 years ago.
In 2014, during a...
Study scientists examined the genes of the starlet sea anemone (Nematostella vectensis) shown here. Sea anemones are related to corals and jellyfish, and are composed of an outer skin armed with stinging cells (cnidocytes) and a tube shaped gut,...
This is a Polytrichum strictum moss peat formation.
Credit: British Antarctic Survey
By carefully analyzing a 150-year-old moss bank on the Antarctic Peninsula, researchers reporting in Current Biology, a Cell Press publication, on August 29 describe an unprecedented rate of ecological...
Human chromosomes are stained blue (DAPI) with ribosomal DNA in green (FISH probe).
Credit: Image courtesy of Tamara Potapova, Ph.D.
Research from the Stowers Institute provides evidence suggesting that cancer cells might streamline their genomes in order to proliferate more easily....
