vertebrate

Can a single protein-encoding gene determine whether a vertebrate embryo develops normally?

Not only must successful blood-suckers be able to find a compatible vertebrate, they need to have evolved senses that let them hone in on their targets.

These are ventures — often one-person crusades — that celebrate fast food, Finnish folk art, Skid Row, skateboarding, vertebrate zoology and more.

This is the first study to strongly indicate that a vertebrate species can use bubbles to breathe under water, a trait that several bugs and invertebrates are known to have adapted.

Given the prevalence of back pain in at least some of their long-suffering descendants, perhaps it’s appropriate that with the first vertebrates on Earth came the first painkillers on Earth.