Sentences with phrase «rare among vertebrates»
These «virgin births» raised eyebrows because this asexual method of reproduction, called parthenogenesis, is rare among vertebrates: only about 70 backboned species can do it (that's about 0.1 percent of all vertebrates).
https://www.scientificamerican.com/ Not exact matches
«While hybrid plant species are very common, hybrid species among vertebrates are exceedingly rare,» says Associate Professor Jason Weir, senior author of the research.