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.
Pseudemys concinna. River cooters are commonly sold as pets along with other aquatics, i.e. red-ear sliders and map turtles. Hardy, and easy to keep as juveniles, these turtles become too large for most home aquariums.The pictured animal is 28 years old and has a straight line carapace length of 11.The genus Pseudemys includes several species of cooters and red-bellied turtles. Pseudemys concinna is the species known as the River Cooter.iver cooters are commonly sold as pets along with other aquatics, i.e. red-ear sliders and map turtles. Hardy, and easy to keep as juveniles, these turtles become too large for most home aquariums.