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The redback spider (Latrodectus hasselti), also known as the Australian black widow, [2] [3] [4] is a species of highly venomous spider believed to originate in Australia but now, Southeast Asia and New Zealand, it has also been found in packing crates in the United States with colonies elsewhere outside Australia. [5]
Deadliest animals as of 2016 [1]. This is a list of the deadliest animals to humans worldwide, measured by the number of humans killed per year. Different lists have varying criteria and definitions, so lists from different sources disagree and can be contentious.
Human infectious diseases may be characterized by their case fatality rate (CFR), the proportion of people diagnosed with a disease who die from it (cf. mortality rate).It should not be confused with the infection fatality rate (IFR), the estimated proportion of people infected by a disease-causing agent, including asymptomatic and undiagnosed infections, who die from the disease.
A cleaning company has been fined $171,000 after federal investigators found 11 children working a "dangerous" overnight shift at a meat processing plant in Iowa.
Red Dye number 3 has been banned by the FDA due to its potential link to cancer in animals, but it is not a significant health threat to humans.
A male redback is able to successfully mate with a female katipō producing hybrid offspring. However, a male katipō cannot mate with the female redback as the male katipō is heavier than the male redback, and when it approaches the web it triggers a predatory response in the female leading to the male being eaten before mating occurs. [11]
For the second time, the U.S. Department of Labor has found children working for a sanitation contractor at an Iowa meatpacker.
It is believed that thousands of people are bitten each year across Australia by the redback spider, although only about 20% of bite victims require treatment. [ 59 ] Besides the funnel-web spider and the redback spider, there is also the mouse spider which can cause severe illness in young children, although serious cases are rare.