abnormal

Brazil's Health Minister Alexandre Padilha has described the situation as "abnormal and unlike anything else in our history regarding methanol poisoning in the country".

“Ayala was also hypertensive and displayed abnormal tachycardia,” immigration officials wrote in the statement.

Mr Kumar, the director of Delhi zoo, said that there was "no report of sickness or abnormal behaviour" in Shankar's case till Wednesday morning.

The vet that Alan took Smokey to initially found nothing abnormal, but when his condition deteriorated, scans revealed a blockage in his intestines.

He focused on the patient's abnormal behaviour, which generated a lower response category, although the system also retained the higher category response in tandem.