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Species Blattella germanica - German Cockroach

German cockroach? - Blattella germanica - male Blattella germanica German Cockroach? Male? - Blattella germanica - male Female, German Cockroach and ootheca? - Blattella germanica - female German Cockroach nymph? - Blattella germanica German Cockroach nymph? - Blattella germanica German cockroach - Blattella germanica  - Blattella germanica Blattella germanica - female
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Blattodea (Cockroaches and Termites)
Superfamily Blaberoidea
Family Ectobiidae
Subfamily Blattellinae
Genus Blattella
Species germanica (German Cockroach)
Explanation of Names
Blattella germanica (Linnaeus 1767)
Size
Adult 13-16 mm
Range
Cosmopolitan
Habitat
found indoors
Season
Year-round
Food
Omnivorous
Remarks
Nocturnal; major pest of residential and commercial structures. Some people can develop severe allergies to cockroach parts, feces, and oils.
Females carry the ootheca for up to a month, dropping it just before the eggs hatch.
Gut bacteria released in feces produces a volatile compound of carboxylic acid; this triggers the aggregation of insects.(1)
Internet References
fact sheet[cite:612026]
Works Cited
1.Insects and Their Beneficial Microbes
Angela E. Douglas. 2022. Princeton University Press.
2.Urban entomology
Ebeling W. 1978. University of California Division of Agricultural Sciences: 695 pp.