German cockroach: Difference between revisions

Previously thought to be a native of Europe, the German cockroach later was considered to have emerged from the region of [[Ethiopia]] in Northeast Africa,<ref>{{cite book|last1=Cory|first1=EN|last2=McConnell|first2=HS|title=Bulletin No. 8: Insects and Rodents Injurious to Stored Products|url=https://books.google.com/books?id=qcU2AQAAIAAJ&pg=PA135|year=1917|publisher=Maryland State College of Agriculture Extension Service|location=College Park, Maryland|page=135}}</ref><ref name="Hill2002">{{cite book|last=Hill|first=Dennis S. |title=Pests of Stored Foodstuffs and their Control|url=https://books.google.com/books?id=r6j1oFOdewwC&pg=PA146|date=30 September 2002|publisher=Springer|isbn=978-1-4020-0735-4|pages=145–146}}</ref> but recent evidence indicates that it actually originated in South Asia or Southeast Asia, and diverged from ''[[Blattella asahinai]]'' slightly over 2000 years ago.<ref>{{Cite journal |lastlast1=Tang |firstfirst1=Qian |last2=Vargo |first2=Edward L. |last3=Ahmad |first3=Intan |last4=Jiang |first4=Hong |last5=Varadínová |first5=Zuzana Kotyková |last6=Dovih |first6=Pilot |last7=Kim |first7=Dongmin |last8=Bourguignon |first8=Thomas |last9=Booth |first9=Warren |last10=Schal |first10=Coby |last11=Mukha |first11=Dmitry V. |last12=Rheindt |first12=Frank E. |last13=Evans |first13=Theodore A. |date=2024 |title=Solving the 250-year-old mystery of the origin and global spread of the German cockroach, Blattella germanica |url=https://pnas.org/doi/10.1073/pnas.2401185121 |journal=Proceedings of the National Academy of Sciences |language=en |volume=121 |issue=22 |pages=e2401185121 |doi=10.1073/pnas.2401185121 |issn=0027-8424 |pmc=PMC1114527311145273 |pmid=38768340|bibcode=2024PNAS..12101185T }}</ref> The cockroach's sensitivity to cold might reflect its origin from such warm climates, and its spread as a [[Wiktionary:domiciliary|domiciliary]] pest since ancient times has resulted from incidental human transport and shelter. The species now is [[Cosmopolitan distribution|cosmopolitan]] in distribution, occurring as a household pest on all continents except Antarctica, and on many major islands, as well. It accordingly has been given various names in the cultures of many regions.