Check this findings about cockroaches and houseflies.
Housefly and cockroach are the two most common insects found at every home. Here are some known facts about these two insects which are considered pests and the diseases or related diseases that they transmit to humans.
Trivia: Do you know that the famous boxing coach, Freddie Roach was nicknamed “La Cucaracha” (The Cockroach) when he was still competing as a fighter?
Here’s a list of known facts about cockroaches.
1. The largest species of cockroach is the Australian burrowing cockroach w/c can grow to 9cm in length and 30 grams in weight.
2. The smallest known species of cockroach is the North American Attaphila fungicola, about three millimeters long or a bit longer than a red ant.
3. The greatest wingspan of a cockroach is the Central and South American Megaloblatta blaberoides, which has a spread of up to 7 inches.
4. The noisiest species of cockroach is the Madagascar hissing cockroaches.
5. Cockroach allergens worsen asthma symptoms more than other known trigger.
6. Only 20 species of the known 4,000- 7,500 species are suited to thrive at home.
7. Predators of cockroach are wasps and centipedes.
8. Cockroaches appeared 295-454 million years ago and have not almost change in appearance.
9. Cockroaches don’t have lungs and its organs of smell are in the antennae.
10. A headless cockroach can survive a few weeks especially if it had eaten before it was beheaded.
11. Life span of cockroaches is 1 year.
12. Cockroaches only need to be impregnated once to be able to lay eggs for the rest of its life and lays 8 egg cases in a life time.
13. They have higher radiation resistance than vertebrates w/ the lethal dose 6-15 times that for human, thus, they are said to “inherit the earth.”
14 They have chemical traces in their feces for other cockroaches to follow to discover source of foods and water and their hiding place.
15. Cockroaches can live for 3 months w/o food and 1 month w/o water and can survive for 45 minutes w/o air.
Diseases obtain from cockroaches; salmonella, staphylococcus, streptococcus.
They can also harbor polio virus, dysentery, gastroenteritis, typhoid, and poliomyelitis.
They transmit food poisoning germs.
They are carrier of pathogens that causes; tuberculosis, cholera, leprosy, dysentery, and typhoid.
Known facts about Houseflies
- Common fly originated on the steppes of central Asia
- They complete their life cycle in seven days
- Ten to twelve generations occur in temperate regions while 20 or more in sub-tropical and tropical region
- Female fly can lay up to 500 eggs in several batches of 75-150 eggs over a 3-4 day period
- Adult size of fly is 6-7mm long
- Female are usually larger than male
- Lifespan of a fly is about 15-25 days or up to 2 months
- They can survive without food in 3 days
- Unlike cockroaches, flies are inactive at night
- Breeding site suitability includes horse manure, human excrement, and cow manure, fermenting vegetables, kitchen waste and a lot more
Housefly transmits pathogens (viruses, bacteria, fungi, protozoa, and nematodes).
Pathogens commonly transmitted by housefly; salmonella, shigella, campy lobacter, entercoccus and Chlamydia.
Houseflies carry diseases such as; typhoid fever, yaws, dysentery, cholera, trachoma, diarrhea, shigellogis, food poisoning, tuberculosis, anthrax, opthalmial and parasitic worms.