The difference: German Cockroach VS Australian Cockroach

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The difference: German Cockroach VS Australian Cockroach

German Cockroach VS Australian Cockroach?

What is the difference between a German cockroach and an Australian cockroach?

Identification: German Cockroach Australian Cockroach
Other Names Blatella Germanica Periplaneta Australasiae
Description Thin Slender Body (smaller cockroach) Large body (large cockroach)a common species of warm (tropical) climates
Color & size Light Brown with two dark bands on Pronotum, 10-15mm Reddish to brown with yellow marks on the pronotum and wings, 30-35mm
Lifespan Female Adult 14 – 26 weeks 17 – 26 weeks, Their life cycle includes egg cases, five nymph stages, and the adult stage.
The incubation period of eggs in the case and number of offsprings 17-35 days, 30 000 young per year 32 – 40 days, 200 young per year
Egg Case (oothecae) & young per egg case light in color and the Females carry around 35 young Dark in color & Females carries and produce 12-30 young per case hatch in 30 to 40 days. release long before the eggs hatch
Geographic Range They prefer living indoors where there is water & food supplies and areas where it is warm & humid. They can live outside as well. They prefer living outdoor and tend to start their families in tree trunks, piles of wood, water pipes, and other damp areas.
Mode of Entry German cockroaches can enter your home by hiding in furniture that gets delivered, grocery bags, boxes, drink beverages, etc. They can also come through drain pipes and water taps. These cockroaches live outside in warmer climates and can be found in your garden refuge and piles of old leaves outside your home.When it gets cold, can enter your home via:

– Holes in exterior walls and spaces

– Where pipe or wiring enters or meets with your home

Eating Habits German cockroaches loves eating away items in your home, including books with glue bindings, food crumbs, soap, and other items Seeing that they live mostly outside, they eat rotten garden material including leaves and wood. If they go inside your home to look for warmth they will also eat away on grains such as corn, rice, and wheat (starchy foods)
Wings They have wings, but very rarely fly and would rather run. With their larger wings they glide from one tree to another or even enter your home. They are extremely good flyers but do not fly often.
Droppings & location small, dark spots (looks like specks of pepper or coffee grounds). Appears along the tops of doors, corners of rooms, and small cracks and openings into walls Larger Cockroaches leave small, dark spots however they are more shaped like solid crystals or cylinders and the ends will be more rounded. These droppings can look similar to rat or mice droppings. Smear marks can also be seen with larger cockroaches.
Interesting facts
  • Pesticides cannot penetrate the egg cases
  • Cockroaches can detect and avoid many insecticides
  • Can develop resistance to insecticides
  • Younglings are almost as fast as adults
  • They fart more than what they weight
  • Cockroaches bite people
  • Hear with their legs
  • Can feel lonely
  • One of the fastest insects
Green option for treatment of cockroaches If you would like to get rid of cockroaches in your home the more natural way you can have a look at the following options available:- Certain essential oils like Peppermint oil, cedarwood oil

– Crushed bay leaves

– Coffee grounds

– Combine powdered sugar and boric acid.

The best natural killer, after studies, is oregano oil. Other essential oils like Eucalyptus, mint, yarrow, oregano, and rosemary can also be used
Smells and signs of infestation The feces of the German cockroach nymphs (babies) do discharge pheromones that can be noticeable (smells) and will increase the population instantly. It’s a musty, moldy smell and a sign of infestation Smear marks