The evolution of novel traits is a central theme in understanding how organisms adapt to their environments, and sea robins (family Triglidae) provide a fascinating case study. Recent research, led by ...

In zoology, the term “bipedal” refers to animals that use only two legs for walking. There are several groups of modern species considered habitual bipeds, meaning two-legged walking is their normal ...

Left-handers face many a challenge in everyday life in a world designed for right-handed people. But the tendency to have a dominant side does not only apply to people, and scientists have shown that ...

“New things came from old parts,” says David Kingsley, a developmental biologist at Stanford University. A walking fish with taste organs on its limbs may look “really new and cool and different, but ...

There’s unique, and then there’s the pangolin. These incredible creatures resemble something from prehistoric times with their protective suit of armor. However, it isn’t just how they look that sets ...

Some species of sea robins, such as Prionotus carolinus, use their leg-like appendages to dig out and taste prey beneath the sand. Anik Grearson David Kingsley was walking through a small ...

Miss Almeda Anderson of the University of Minnesota made a study of butterfly legs and reported her findings to the American Society of Zoologists. She found that butterflies’ legs are unresponsive to ...