One of the more intriguing aspects of bird anatomy is their ears, or rather, the lack of visible ear structures. Unlike ...

Knowing that both the gills and the pinnae arise from similar cellular sources in early embryos — paired structures called pharyngeal arches (Fig. 1a), the authors proposed that the pharyngeal ...

The pinnae of mice and rats are generally large enough to punch/notch after 2 weeks of age. Figure 2: (a) Ear punching/notching is a semi-permanent to permanent rodent identification method.

Assistant editor Cassie Packard on confronting the toxicity that permeates our environments, bodies and lifestyles ...

Bone diseases such as osteoporosis and osteoarthritis have become important human health problems, requiring a deeper understanding of the pathogenesis of related diseases and the development of more ...

Recently, electromyographic (EMG) signals of auricular muscles have been shown to be an indicator of spatial auditory attention in humans, based on a vestigial pinna-orienting system. Because spatial ...

A) Array comparative genomic hybridization analysis showing amplification of the 15q11.1-15q13.2 chromosomal region (10 Mb; 20,190,682-30,367,656; Build 37/Hg19). B) Partial G-banding: ideogram and ...