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The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.
The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.
Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.
Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
![Burkholder and colleagues demonstrated that some strains of Pfiesteria shumwayae are toxic to fish a](https://biology-forums.com/gallery/47/medium_33_15_07_11_12_22_52.jpeg)
![Browning and Gunning demonstrated that placental transfer tissues increase plant reproductive succes](https://biology-forums.com/gallery/47/medium_33_17_07_11_10_52_02.jpeg)
![Browning and Gunning demonstrated that placental transfer tissues increase plant reproductive succes](https://biology-forums.com/gallery/47/medium_33_17_07_11_10_52_54.jpeg)