Elemental mercury toxicity (which usually occurs in the vaporized form) can cause: 1  mood swings, nervousness, irritability, and other emotional changes, 2  insomnia, 3  headache, 4  abnormal sensations, 5  muscle twitching, 6  tremors, 7  weakness, 8  muscle atrophy, and.9  decreased cognitive functions.lemental mercury toxicity (which usually occurs in the vaporized form) can cause: 1  mood swings, nervousness, irritability, and other emotional changes, 2  insomnia, 3  headache, 4  abnormal sensations, 5  muscle twitching, 6  tremors, 7  weakness, 8  muscle atrophy, and.
âFishers are pretty vicious,â said Michelle Johnson, the animal control officer in West Greenwich. The fisher belongs to the mustelid family, which includes weasels, otters and wolverines. It has the aggressive, carnivorous temperament of a wolverine and can climb trees like a marten. Like weasels, a fisher will kill multiple animals at a time in a confined space. Fishers are nocturnal and not easily spotted. Humans have been the fisherâs biggest enemy, as deforestation and trapping for its pelt helped push it toward extinction early in the 20th century.
The ocean is home to many large animals. What is the biggest? The Biggest Animal in the Ocean. The biggest animal in the ocean, and in the world, is the blue whale (Balaenoptera musculus), a sleek, light-colored giant. How Big is the Biggest Animal? Blue whales are thought to be the largest animal ever to live on the Earth. They reach lengths up to about 100 feet and weights of an amazing 100-150 tons. Blue whales are a type of baleen whale known as a rorqual. Despite their huge size, baleen whales like blue whales feed on small organisms.