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)
Schizophrenic patients, in particular, may show no. recognition that they have a mental illness or need treatment. Depressed patients who are unable to envision hope or recall. a better time may be suicidal and unwilling to seek treatment. Manic individuals who have become markedly grandiose and. deny that they have any kind of problem or illness that needs. treatment may display behaviors that put themselves or. others in danger.