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)
Symptoms of psychosis. Someone who develops psychosis will have their own unique set of symptoms and experiences, according to their particular circumstances. However, four main symptoms are associated with a psychotic episode. They are: 1  hallucinations. 2  delusions. 3  confused and disturbed thoughts.4  lack of insight and self-awareness.onfused and disturbed thoughts. People with psychosis often have disturbed, confused and disrupted patterns of thought. Signs of this include: 1  rapid and constant speech. 2  random speech â for example, they may switch from one topic to another mid-sentence.