Hylesia metabus is a species of moth, distributed principally in northeastern Venezuela. Female moths use their abdominal setae to cover their egg masses. Contact with these setae can cause a severe ...

An unusual specimen of the sandworm, Nereis virens, possessed two closely-spaced rows of supernumerary parapodia on the ventral surface of the posterior one-third of the body. Serial transverse ...

To uncover how the setae survived approximately 436 million years, the team used advanced imaging tools: scanning electron microscopy (SEM), X-ray fluorescence (XRF), and micro-CT. They found the ...