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Tiger euthanized after health deteriorated in Covid-19 outbreak at Swedish zoo | Tiger euthanized after health deteriorated in Covid-19 outbreak at Swedish zoo |
(about 2 months later) | |
A tiger, two lions and a member of staff at a zoo in Sweden tested positive for Covid-19, the country's National Veterinary Institute (SVA) said. One of the cats was put down after suffering neurological and breathing issues. | A tiger, two lions and a member of staff at a zoo in Sweden tested positive for Covid-19, the country's National Veterinary Institute (SVA) said. One of the cats was put down after suffering neurological and breathing issues. |
The 17-year-old female tiger was euthanized on January 11 “for animal welfare reasons due to severe respiratory and neurological symptoms,” after its condition deteriorated rapidly over a couple of days, the institute said. | The 17-year-old female tiger was euthanized on January 11 “for animal welfare reasons due to severe respiratory and neurological symptoms,” after its condition deteriorated rapidly over a couple of days, the institute said. |
The big cat was an older animal with a poor prospect of recovery, it added. | The big cat was an older animal with a poor prospect of recovery, it added. |
Samples from the animal were then tested for Covid-19, with positive results confirmed by the SVA on January 13. | Samples from the animal were then tested for Covid-19, with positive results confirmed by the SVA on January 13. |
The German IDEXX bioanalytics laboratory also found a positive result for the virus a day later. | The German IDEXX bioanalytics laboratory also found a positive result for the virus a day later. |
One member of staff caring for the animals at the zoo – which has not been identified – tested positive for the virus, while three others who also showed symptoms are awaiting their test results. | One member of staff caring for the animals at the zoo – which has not been identified – tested positive for the virus, while three others who also showed symptoms are awaiting their test results. |
Two Covid-19 cases were also confirmed in an enclosure of four lions that showed “mild respiratory symptoms,” following an analysis of fecal samples. | Two Covid-19 cases were also confirmed in an enclosure of four lions that showed “mild respiratory symptoms,” following an analysis of fecal samples. |
The revelations were disclosed in an email sent by Sweden's acting state epizootiologist, Karl Stahl, on Sunday and published by infectious disease monitoring service ProMED on Monday. | The revelations were disclosed in an email sent by Sweden's acting state epizootiologist, Karl Stahl, on Sunday and published by infectious disease monitoring service ProMED on Monday. |
Stahl said genome sequencing carried out by the SVA on the tiger revealed that the Covid-19 strain it had contracted is of the lineage B1.177.21. | Stahl said genome sequencing carried out by the SVA on the tiger revealed that the Covid-19 strain it had contracted is of the lineage B1.177.21. |
The SVA's autopsy of the tiger on January 16 indicated the animal was likely asymptomatic for Covid, although the full results are still pending. | The SVA's autopsy of the tiger on January 16 indicated the animal was likely asymptomatic for Covid, although the full results are still pending. |
Vets found some “blood-tinged mucus” in the animal's lung system, but suggested this may have been “age related and thus probably not related to SARS-CoV-2.” | Vets found some “blood-tinged mucus” in the animal's lung system, but suggested this may have been “age related and thus probably not related to SARS-CoV-2.” |
There were no clear signs of pneumonia in the animal. | There were no clear signs of pneumonia in the animal. |
A male tiger in the same enclosure as the female also showed “moderate respiratory symptoms.” | A male tiger in the same enclosure as the female also showed “moderate respiratory symptoms.” |
The zoo is closed for the season and the on-site vet has introduced “internal biosafety measures,” Stahl said in his email. | The zoo is closed for the season and the on-site vet has introduced “internal biosafety measures,” Stahl said in his email. |
Earlier this month, three gorillas tested positive for Covid-19 at San Diego Zoo Safari Park, in what are believed to be the first cases among the species in the US. | Earlier this month, three gorillas tested positive for Covid-19 at San Diego Zoo Safari Park, in what are believed to be the first cases among the species in the US. |
Other animals have also contracted the virus, including mink in Denmark, dogs in Canada and a cat in the UK. | Other animals have also contracted the virus, including mink in Denmark, dogs in Canada and a cat in the UK. |
Like this story? Share it with a friend! | Like this story? Share it with a friend! |