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.
He is a sponge because one aquatic animal is called a sea sponge. However, sea sponges do not look like a square kitchen sponge, but have a more rounded shape. Aquatic animals are animals that live in the water. They either live in fresh water, such as lakes, rivers, and ponds, or salt water, like the ocean. Most people only think of fish when asked about aquatic animals.