The Paleozoic diet: Why animals eat what they eat

In what is likely the first study to look at how dietary preferences evolved across the animal kingdom, UA researchers looked at more than a million species, going back 800 million years. The team reports several unexpected ...

On the land, one-quarter of vertebrates die because of humans

Humans have a "disproportionately huge effect" on the other species of vertebrates that share Earth's surface with us, causing more than 25 percent of the deaths among an array of species all over the globe, according to ...

Luminescent lizards

Chameleons are known to communicate with conspecifics by altering their surface coloration. Munich researchers have now found that the bony tubercles on the heads of many species fluoresce under UV light and form impressive ...

Vision, not limbs, led fish onto land 385 million years ago

A provocative new Northwestern University and Claremont McKenna, Scripps and Pitzer colleges study suggests it was the power of the eyes and not the limbs that first led our ancient aquatic ancestors to make the momentous ...

B10K—Toward decoding all bird genomes

The Avian Phylogenomics Consortium formally announces the launch of the Bird 10,000 genomes (B10K) project, an initiative to generate representative draft genome sequences from all extant bird species within the next five ...

Researchers reveal how hearing evolved

Lungfish and salamanders can hear, despite not having an outer ear or tympanic middle ear. These early terrestrial vertebrates were probably also able to hear 300 million years ago, as shown in a new study by Danish researchers.

page 1 from 3