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Nigeria develops two coronavirus vaccines

By Grace Kuria Nigerian scientists have developed two vaccines against COVID-19, the government secretary announced Tuesday. Boss Mustapha, who is also chairman of the Presidential Task Force on COVID-19, said clinical trials for the new vaccines are underway. “The vaccines will be used after completing clinical trials and obtaining certification,” said Mustapha. “This is a…

Swiss drug companies report promising results from anti-COVID cocktail

By AFP Swiss pharma giant Roche announced Tuesday promising results from clinical trials of an anti-Covid cocktail developed with U.S. biotech firm Regeneron. The results of the Phase 3 trial showed that the combination of the antibodies casirivimab and imdevimab “reduced hospitalisation or death by 70 percent in non-hospitalised patients with COVID-19,” it said in…

Invasive crows plague Kenya’s coast

By Daniel Plafker Originally introduced by colonialists in the early 20th century to control garbage, Indian house crows have become an unwelcome fixture of coastal Kenya’s wildlife community. Loud, large and highly disruptive, the winged menace has ballooned to catastrophic numbers on the country’s Indian Ocean coast. With no natural predators, this invasive species has…