Poultry & Wild Birds

Ostrich farm H5N1

H5N1 and the Curious Case of Canadian Ostriches

In late May, a story started to gain traction about a Canadian ostrich farm and a culling order due to H5N1 in the flock. Universal Ostrich Farms had been ordered by the Canadian Food Inspection Agency to cull its 400+ ostriches after detecting H5N1 in December 2024. The farm owners challenged the culling order in […]

Two clear test tubes in a laboratory, essential for scientific research.

WHO Update on fatal H5N1 case in Mexico

Last week, we discussed the first H5N1 human case in Mexico.  (See Mexico Reports First Human H5N1 Case). This case was in a three year old girl, hospitalized in serious condition.  The situation evolved quickly and unfortunately the child died from respiratory complications in the hospital.  (See Fatal H5N1 Cases in Children and Risks to

H5N9 found on duck farm

New H5N9 reassortant virus found in California duck farm

In recent bird flu news, we have a report of a new H5N9 virus detected in a commercial duck farm in Merced County, California.  At this time we do not have many details about this outbreak or the new bird flu strain.  However, the epidemiological summary on the WAHIS dashboard does provide the following information: