Gathering vision data for hundreds of vertebrates and invertebrates, biologists have deepened scientists' understanding of animal vision, including the colors they see. The researchers determined that ...

Researchers report that ancient viruses may be to thank for myelin -- and, by extension, our large, complex brains. The team found that a retrovirus-derived genetic element or 'retrotransposon' is ...

What is a vertebrate?. Vertebrates in context ; What makes a vertebrate? ; Breaking branches ; Summary -- Shaking the tree. Embranchements and transformation ; Evolution and ancestors ; Summary -- ...

Just like vertebrates, cephalopods—such as octopuses and squid—have elaborate brains. Neuroscientists are flocking to them ...

The film discusses the characteristics and classifications of chordates, a group of animals that includes vertebrates and some simpler forms. Key features of chordates include a pharyngeal breathing ...

Add Yahoo as a preferred source to see more of our stories on Google. After an ancient extinction killed about 85% of marine species, survivors in isolated refuges helped jawed vertebrates diversify ...

A team of herpetologists at the Universidade Estadual de Santa Cruz just reported that a tiny frog found only in a hilltop forest in southern Bahia, Brazil, may be the smallest vertebrate in the world ...

In the limestone ranges of Western Australia’s Kimberley region, near the town of Fitzroy Crossing, you’ll find one of the world’s best-preserved ancient reef complexes. Here lie the remnants of ...