There are over 2,900 species of snakes ranging as far northward as the Arctic Circle in Scandinavia and southward through Australia. Snakes can be found on every continent except Antarctica, in the sea, and as high as 16,000 feet (4,900 m) in the Himalayan Mountains of Asia.
Schizophrenia symptomsâ¶ are typically separated into 2 categories: Positive symptoms: Feelings or behaviors that are usually not present, such as: 1  Believing that what other people are saying is not true (delusions)  Hearing, seeing, tasting, feeling, or smelling things that others do not experience (hallucinations)
What Are the Symptoms of Goiter? The symptoms of a goiter include: Swelling at the front side of the base of the neck, ranging from a small lump to a general enlargement. If you have hyperthyroidism (an overactive thyroid gland), symptoms may also include weight loss despite an increased appetite, an increased heart rate, elevated blood pressure, nervousness, diarrhea, muscle weakness, and hand tremors.