Virus

Where have all the rabbits gone?

It’s spring and in this corner of rural Sussex, the bluetits are at the window, newborn lambs are bleating in their pens, and all the rabbits are dead. The burrows are still there, but the chewed grass, the little collections of brown pellets, the white bobtails scattering before your headlights at night, they are gone. I first noticed this in spring 2020, when the ancient nest of burrows in our local woods was suddenly empty. Around that time of year, the scores of rabbits gingerly setting out for the evening made a great meal for the fox cubs who first showed their faces around Easter. Both predators and prey have

Should we worry about the BA.2 Omicron variant?

When the Omicron variant (now categorised as BA.1) swept across the world at the end of last year it was seen by optimists as the final chapter in the Covid story – it was so contagious it would infect essentially anyone, but would be far less likely to cause serious illness. Now a new wave of Omicron – the BA.2 variant – is becoming dominant in many parts of the world. In the UK, cases are again on the rise. Genomic surveys show that BA.2 made up 76 per cent of new cases in England as of 5 March. The below is from the Sanger Institute: So what’s going on? Firstly, both