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)
The symptoms of schizoaffective disorder can include: 1  Changes in appetite and energy. 2  Disorganized speech that is not logical.  False beliefs (delusions), such as thinking someone is trying to harm you (paranoia) or thinking that special messages are hidden in common places (delusions of reference)